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Textbook of Pediatric Infectious Diseases
A Parthasarathy, Rohit Agrawal, Vijay N Yewale, Jaydeep Choudhury, Ritabrata Kundu, Digant D Shastri, Abhay K Shah, Kheya Ghosh Uttam
SECTION 1: GENERAL TOPICS
1.1:
MAGNITUDE OF INFECTIOUS AND VACCINE PREVENTABLE DISEASES IN CHILDREN AND ADOLESCENTS IN INDIA
INTRODUCTION
DEMOGRAPHY
REPORTED CASES
The Magnitude
Diphtheria
Pertussis Infection
Tetanus
Measles
Poliomyelitis
Mumps Infection
Rubella Infection
Hepatitis B Virus Infection
Hepatitis A Virus Infection
Varicella Infection
Typhoid
Tuberculous Meningitis or Encephalitis
Meningococcal Meningitis and Disease
Invasive Hemophilus Influenzae Disease
Pneumococcal Disease
Acute Diarrheal Diseases
Cholera
Diarrheal Diseases Control Program
Malaria
Japanese Encephalitis
Tuberculosis
AIDS/HIV Infection
Dengue Illness
Chikungunya Fever
Swine Flu
THE FUTURE OF VACCINE PREVENTABLE DISEASES SURVEILLANCE IN INDIA
ACKNOWLEDGMENT
1.2:
INFECTIOUS DISEASES SURVEILLANCE IN INDIA
INTRODUCTION
PASSIVE AND ACTIVE SURVEILLANCE
THE ROLE OF LABORATORY IN SURVEILLANCE
THE PURPOSES OF DISEASE SURVEILLANCE
SURVEILLANCE FOR ELIMINATION OR ERADICATION
PASSIVE, ACTIVE, VIROLOGICAL AND ENVIRONMENTAL SURVEILLANCE FOR POLIO ELIMINATION
SURVEILLANCE IN AIDS CONTROL
THE STATE OF PUBLIC HEALTH SURVEILLANCE IN INDIA
Malaria Surveillance
Leprosy Surveillance
Other Diseases under Control Mode
Expanded Program on Immunization
INTEGRATED DISEASE SURVEILLANCE PROJECT
SENTINEL-BASED SURVEILLANCE OF SELECTED DISEASES
Influenza Sentinel Surveillance
Rotavirus Sentinel Surveillance
Invasive Pneumococcal, Haemophilus influenzae and Meningococcal Disease Surveillance
Encephalitis Sentinel Surveillance
CONCLUSION
1.3:
ROLE OF GAVI IN THE CONTROL OF VACCINE PREVENTABLE DISEASES IN INDIA
INTRODUCTION
WHO IS PART OF GAVI?
WHAT DOES GAVI DO?
Increases Immunization Coverage and Improves Health Systems
HOW DOES GAVI WORK?
Builds on Country Commitment
Leads the Way in Innovative Finance
Develops Market-based Solutions
Engages the Private Sector in Immunization
Shapes the Market
Embraces the Opportunity to Save Millions More Lives
Additional 288 Million Immunized
Highest Immunization Rates in History
Future Impact (2011−2015)
326 Million Additional Children Immunized
ROLE AND IMPACT OF GAVI IN INDIA
TYPE OF SUPPORT FROM GAVI
Hepatitis B Monovalent Vaccine
Injection Safety Support
Pentavalent (DTP-HepB-Hib) Vaccine
2012 AND BEYOND
SUPPORT FOR INDIA IN 2012 AND BEYOND
1.4:
RATIONAL DRUG THERAPY IN PEDIATRIC INFECTIOUS DISEASES
INTRODUCTION
GENERAL PRINCIPLES OF RATIONAL DRUG SELECTION
Right Indication
Efficacy and Safety
Risk-benefit Ratio
Cost
Quality
Appropriateness
Single Ingredient Drug
RATIONAL ANTIBIOTIC THERAPY
WHEN SHOULD AN ANTIBIOTIC BE PRESCRIBED?
Attempt a Bacteriological Diagnosis
CIRCUMSTANTIAL EVIDENCE OF BACTERIAL INFECTION
WHEN THERE IS NO CLUE TO DIAGNOSIS
WHEN THERE IS NO CLUE TO DIAGNOSIS BUT IS SAFE TO WAIT
PRINCIPLE OF CHOOSING AN ANTIBIOTIC
Site of Disease
Epidemiological Data
Source of Infection
Type of Disease
Drug Factors
Previous Exposure to Antibiotics
DOSAGE, DURATION AND FREQUENCY OF ADMINISTRATION OF ANTIBIOTIC
Difficult Infections
Host Factors
Route of Administration
ANTICIPATING INITIAL RESPONSE TO ANTIBIOTIC
WHEN ANTIBIOTIC FAILS IN SUSPECTED BACTERIAL INFECTION
WHEN NOT TO PRESCRIBE AN ANTIBIOTIC
PRESENT SCENARIO OF IRRATIONAL ANTIBIOTIC USE
WHY DO DOCTORS OVERPRESCRIBE ANTIBIOTICS?
RATIONAL DRUG THERAPY—RATIONAL PRESCRIBER A PRIORITY!
HOW TO PREVENT MISUSE OF ANTIBIOTICS?
SECTION 2: DIAGNOSIS AND MANAGEMENT
2.1:
PRINCIPALS OF MANAGEMENT OF BACTERIAL INFECTION AND DRUG RESISTANCE
INTRODUCTION
MECHANISM OF ACTION OF ANTIBIOTICS
ANTIBIOTICS COMMONLY USED IN CHILDREN
Penicillins
Cephalosporins
Carbapenems
Monobactam
Vancomycin
Aminoglycosides
Macrolides
Lincosamides
Linezolid
PRINCIPAL OF ANTIBIOTIC SELECTION
MECHANISM OF RESISTANCE TO DIFFERENT ANTIBIOTICS
Beta-Lactams
Vancomycin
Aminoglycosides
Quinolones
MULTIPLE ANTIBIOTIC RESISTANCE
INDICATIONS OF ANTIBIOTIC THERAPY
Definitive Therapy
Empirical Therapy
Prophylactic Therapy
Combination Antibiotic Therapy
Prevention of Resistant Strains
Synergistic or Additive Activity
Polymicrobial Infections
Reduction of Adverse Effects
2.2:
INFECTION CONTROL IN HOSPITAL AND OFFICE PRACTICE
INTRODUCTION
STANDARD PRECAUTIONS IN OUTPATIENT SETTING
INFECTION CONTROL IN HOSPITALIZED CHILDREN
Standard Precautions for Care of Patients in Healthcare Settings
Hand Hygiene
Use of Personal Protective Equipment
Handling of Patient Care Equipment and Soiled Linen
Prevention of Needle Stick or Sharps Injuries
Patient Placement
Transportation of Patients
Environmental Cleaning and Management Practices
Handling of Waste
Transmission Based Precautions
Airborne Precautions
Droplet Precautions
Contact Precautions
Adult and Sibling Visitation
PREVENTION OF ANTIBIOTIC RESISTANCE
Dynamics of Antimicrobial Resistance
The Problems
The Issues
Surveillance for Resistant Bacterial Pathogens
Prevention of Emergence of Resistance
Non-antimicrobial Prevention Strategies
Community Level Prevention
2.3:
MANAGEMENT OF LABORATORY DIAGNOSIS OF INFECTION
INTRODUCTION
COLLECTION OF SPECIMENS
UNIVERSAL PRECAUTIONS AND LABORATORY SAFETY
DIRECT MICROSCOPIC EXAMINATION
TYPES OF MICROSCOPY FOR THE DIAGNOSIS OF INFECTIONS
Microscopy of Unstained Preparations
Direct Microscopy of Unstained Preparations
Microscopy of Preparations Stained with Simple Stains
Gram Stain
Other Simple Stains
Special Stains
Romanowsky Stains
Special Stains Used in Microbiology
Immunofluorescence
Some Organisms Detectable by Direct Immunofluorescence
CULTURE METHODS
MEDIA
Enrichment Media
Selective Media
Indicator Media
AUTOMATION
Automation in Blood Culture and Susceptibility Testing
LIMITATIONS OF CULTURE
SCREENING
ANTIMICROBIAL SUSCEPTIBILITY TESTING
TYPING MICROORGANISMS
Methods of Typing Microorganisms
Simple Laboratory Typing
Serological Typing
Phage Typing
Molecular Methods
Nucleic Acid Typing
Polymerase Chain Reaction-Based Methods
Multilocus Sequence Typing
Methods of Typing Bacteria
CULTURE OF PROTOZOA AND HELMINTHS
TISSUE CULTURE FOR VIRUSES AND OTHER INTRACELLULAR ORGANISMS
Virus Neutralization
SEROLOGY IN THE DETECTION OF INFECTION
Agglutination Tests
Slide Agglutination
Tube Agglutination
Coagglutination
Complement Fixation Tests
Indirect Fluorescent Antibody Tests
Enzyme-Linked Immunosorbent Assay
Antibody-Detecting Enzyme-Linked Immunosorbent Assay Tests
Immunoglobulin M Antibody-Capture Enzyme-Linked Immunosorbent Assay
Antigen-Capture Enzyme-Linked Immunosorbent Assay
Competitive Enzyme-Linked Immunosorbent Assay
WESTERN BLOTTING (IMMUNOBLOTTING)
MOLECULAR AMPLIFICATION METHODS
Polymerase Chain Reaction
Applications of Molecular Amplification Methods
Detection of Pathogens that Grow Slowly or that cannot be Cultured
Use of Nucleic Acid Amplification Tests in Routine Bacteriology
SUSCEPTIBILITY TESTING
Response to Treatment
CONCLUSION
2.4:
MRSA—PREVALENCE AND CHALLENGES
INTRODUCTION
Evolution of MRSA Strains
PREVALENCE
International
US and Canada
UK and Other European Countries
Southeast Asian Countries
India
Northern India
Southern India
Western India
Eastern India
CHALLENGES
Uncertainty of Virulence and Pathogenesis of MRSA
Diagnostic Challenge—Clinical Differentiation between MSSA and MRSA not Simple
Challenge of Surveillance—Should the Approach Be Universal or Targeted Population?
Challenge of Surveillance—Which Site to Sample?
Diagnostic Test Dilemma—Culture versus PCR?
Therapeutic Challenge—Limited Number of Drugs against MRSA and the Increasing Emergence of Multidrug-Resistant Strains
Challenges for Control-Poor Compliance to the Most Simple and Effective Measure of Strict Handwash among the Healthcare Workers Blamed for Failure of Control of HAMRSA
Mupirocin Resistance—Another Setback for Decolonization?
Challenges for Robust Strategies and Policy Making
Other Challenges
CAMRSA and HAMRSA—Losing Their Individual Identities?
CONCLUSION
2.5:
EXTENDED SPECTRUM BETA-LACTAMASE INFECTIONS
INTRODUCTION
DEFINITION
EPIDEMIOLOGY
RISK FACTORS
Spectrum of Clinical Disease with ESBL-Producing Bacteria
Risk Factors for Infection or Colonization with ESBL-Producing Organisms
ESBL Detection Methods
ESBL Screening Methods
Phenotypic Confirmatory Methods
QUALITY CONTROL STRAINS RECOMMENDED
Screening for ESBL-Producing Organisms from Carriage Sites
Reporting
MOLECULAR METHODS
MANAGEMENT
Management of Infections by ESBL-Producing Organisms in the Intensive Care Unit
Management of Infections Caused by ESBL-Producing Organisms in Neonates
Management of ESBL-Producing Bacterial Infections in Neutropenic Patients
PREVENTION AND CONTROL
Infection Control Measures in Managing Infections Caused by ESBL-Producing Bacteria Surveillance
Preventing Cross-Infection
Controlling Antimicrobial Pressure
Education
CONTROL OF AN OUTBREAK
CONCLUSION
2.6:
FEVER WITHOUT FOCUS
INTRODUCTION
ETIOLOGIC AGENTS
OTHER CONSIDERATIONS
MECHANISMS OF INFECTION
EVALUATION OF FEVER WITHOUT IDENTIFIABLE SOURCE IN A PREVIOUSLY HEALTHY CHILD LESS THAN 3 YEARS OF AGE
General Points
General Approach
Focus of Infection
CONCLUSION
2.7:
FEVER WITH RASH
INTRODUCTION
TYPES OF SKIN RASH
ETIOLOGY
CLINICAL FEATURES
Centrally Distributed Maculopapular Rash
Peripheral Rash
Confluent Desquamative Rash
Vesiculobullous Rashes
Urticarial Rashes
Purpuric Rash
Nodular Rashes
APPROACH
CONCLUSION
2.8:
SEPSIS AND SEPTIC SHOCK IN CHILDREN
INTRODUCTION
DEFINITIONS
EPIDEMIOLOGY
ETIOLOGY
Neonates and Young Infants (0–3 Months)
Postneonatal Period
Site Specific Infections
Nosocomial Infections
Infections in the Immunocompromised Host
PATHOGENESIS
CLINICAL FEATURES
DIAGNOSIS
ANTIMICROBIAL MANAGEMENT
Empirical Antimicrobial Therapy
Neonates
Infants and Children
Nosocomial Infections
Infections in the Immunocompromised
Dosing of Antimicrobial Drugs
Modification of Further Antibiotic Therapy
Duration of Antibiotic Therapy
SUPPORTIVE CARE IN SEVERE SEPSIS AND SEPTIC SHOCK
PROGNOSIS
PREVENTION
SUMMARY
2.9:
INFECTIONS IN IMMUNOCOMPROMISED CHILDREN
INTRODUCTION
ETIOPATHOGENESIS
Barriers against Infection
INFECTIONS ASSOCIATED WITH COMMON CONGENITAL IMMUNE DEFICIENCIES
Disorders of Phagocyte System
Defects in Complement System
B-Cell Defects
T-Cell Defects
Combined B-Cell and T-Cell Defects
INFECTIONS ASSOCIATED WITH SECONDARY IMMUNODEFICIENCIES
Malnutrition
HIV Infection
Malignancies and Cancer Chemotherapy
Immunosuppressive Drugs
Transplantation
MODALITIES OF DIAGNOSIS
TREATMENT
Treatment of Febrile Neutropenia
PREVENTION OF INFECTIONS IN IMMUNOCOMPROMISED CHILDREN
2.10:
HEALTHCARE-ASSOCIATED INFECTIONS
INTRODUCTION
Nosocomial Infection
Hospital Acquired Infection
Healthcare-associated Infection
Colonization
EPIDEMIOLOGY
MICROBIOLOGY AND ANTIBIOTICS
PREVENTION
HAND HYGIENE
DIAGNOSIS AND TREATMENT
DEFINITION
EPIDEMIOLOGY
PATHOPHYSIOLOGY
ETIOLOGY
DIAGNOSIS
Clinical Diagnosis
Invasive Diagnostic Tests
PREVENTION
Elevation of Head of the Bed
Hand Hygiene
Early Extubation
Selective Decontamination of the Digestive Tract
Other Measures
Education and the Bundle Approach
TREATMENT
INTRODUCTION
EPIDEMIOLOGY
PATHOPHYSIOLOGY
ETIOLOGY
DIAGNOSIS AND DEFINITION
PREVENTION
Before Putting a Line
Inserting a Central Line
Type of Catheter
Management of CVCs after Insertion
Surveillance of CVCs for CLABSI
Replacement of CVCs
Considerations for Arterial Lines
Considerations for Umbilical Lines
TREATMENT
INTRODUCTION
Epidemiology
Pathophysiology
Etiology
Diagnosis and Definition
Catheter-associated Bacteriuria Includes Both CA-ASB and CAUTI.
Prevention
Before Inserting a Catheter
Inserting a Urinary Catheter
Managing Urinary Catheter after Insertion
Removing a Urinary Catheter
Treatment
2.11:
FEBRILE NEUTROPENIA
INTRODUCTION
INITIAL ASSESSMENT AND INVESTIGATION
MANAGEMENT
Indications of Vancomycin Therapy
Daily Follow-up and Assessment of Response
Role of Antifungals
Duration of Empiric Antibiotic Therapy
Role of Antivirals
Role of Hematopoietic Growth Factors [G-Cerebrospinal Fluid (CSF) or GM-CSF] in Management
Role of Prophylactic Antibiotics Following Recovery from Fever
Role of Prophylactic Antifungals
Environmental Precautions
Skin and Oral Care
Patient Education and Local Policies
2.12:
PROPHYLACTIC ANTIMICROBIALS
INTRODUCTION
PRINCIPLES IN THE CHOICE OF ANTIBIOTIC PROPHYLAXIS
Pertussis
Diphtheriae
Specific Pathogen
Group B beta hemolytic streptococcus
Neisseria Meningitides
Cornyebacterium Diphtheriae
Bordetella Pertussis
Mycobacterium Tuberculosis
Malaria Prophylaxis
Viral Infections
Leprosy
Plague
Rheumatic Heart Diseases
Surgical Prophylaxis
Human Immunodeficiency Virus
Mycobacterium Avium Complex Infections
Toxoplasmosis
Prophylaxis for Nosocomial Infections
SECTION 3: COMMON SYSTEMIC INFECTIONS
3.1:
CONGENITAL INFECTIONS
INTRODUCTION
TORCH SCREENING FOR ALL NEONATES IN INDIA
TORCH SCREENING FOR ALL LOW-BIRTH WEIGHT NEONATES
ROLE FOR TORCH SCREENING IN CATARACT
HUMAN CYTOMEGALOVIRUS INFECTION
Epidemiology
Prevalence
Clinical Presentation in Mother: When to Suspect and How to Diagnose
Clinical Presentation in the Newborn and Child
Diagnosis: Fetus and Newborn
Neuroimaging: (Ultrasonography, Computerized Tomography, Magnetic Resonance Imaging)
Serology
Isolation of Virus
Management of Mother: Prevention and Treatment
Management of the Baby
Decision to Treat
Monitoring Safety
Follow-Up
Prognosis
TOXOPLASMOSIS
Etiopathogenesis
Epidemiology
Prevalence
Route of Maternal Infection
Infection of the Fetus
Clinical Presentation in Mother
Screening of Mothers
Clinical Presentation in the Newborn and in Children
Diagnosis in Mother
Diagnosis
Fetus
Neonate
Management of Mother and the Fetus
Fetus
Treatment of Confirmed Congenital Toxoplasmosis in Neonate
Prognosis
RUBELLA
Epidemiology
Infection of the Mother
Infection of the Fetus
Clinical Presentation in Mother
Management of a Mother Exposed to or Having Clinical Signs of Rubella-Like Illness
Clinical Presentation in the Newborn and Children
Confirmed Congenital Rubella Syndrome Case
Clinical
Diagnosis: Fetus and Newborn
Management of Mother: Prevention and Treatment
Rubella Vaccination
Management of the Fetus and Neonate
Prognosis
HERPES
Epidemiology
Clinical Manifestations in Neonate
Management
Prevention of Mother to Baby Infection
Management of Neonate
Prognosis
VARICELLA
Epidemiology
Clinical Presentation
Diagnosis
Treatment
Mother with Varicella
Prevention
CONGENITAL SYPHILIS
Clinical Manifestation in Mother
Clinical Manifestation in Neonate
Asymptomatic at Birth
Early Congenital Syphilis
Late Congenital Syphilis
Diagnosis in Mother
Treatment
Prevention
HEPATITIS-B
TUBERCULOSIS
Etiopathogenesis
Clinical Features in Mother
Clinical Features in Baby
Definition of Congenital Tuberculosis
Investigation of Neonate
Prognosis
Treatment
Asymptomatic Baby
Symptomatic Baby
Therapeutic Response
Coexisting HIV
CONGENITAL PARVOVIRUS INFECTION
Epidemiology
Clinical Presentation in Mother
Infection of the Fetus
Management of Fetus
Hydrops Fetalis
Neonatal Outcome
LISTERIA
Clinical Manifestations in Mother
Clinical Manifestations in Baby
Diagnosis
Treatment
Prevention
3.2:
NEONATAL INFECTIONS
INTRODUCTION
DEFINITION
DISEASE BURDEN
PATHOGENESIS AND RISK FACTORS
COMMON ORGANISMS IN DEVELOPING COUNTRIES
DIAGNOSIS
Criteria Used for Clinical Diagnosis of Neonatal Sepsis in Developing Countries
Definition of Clinical Sepsis: As used by Bang et al.
Definition of Clinical Sepsis: As used by Baqui et al.
Definition of Serious Illness, Including Sepsis: Young Infant Clinical Signs Study Group
Laboratory Investigations
MANIFESTATIONS
Neonatal Pneumonia
Neonatal Meningitis
Neonatal Tetanus
Omphalitis
Ophthalmia Neonatorum
MANAGEMENT
Alternative Regimen
Adjunctive Therapy
PREVENTION
CONCLUSION
3.3:
UPPER RESPIRATORY TRACT INFECTIONS
ACUTE RESPIRATORY INFECTION
Upper Respiratory Tract Infection
COMMON COLD
Epidemiology
Clinical Features
Treatment
PHARYNGITIS
Etiology
Clinical Features
Diagnosis
Throat Swab Culture
Rapid Antigen Detection Tests or Rapid Streptococcal Antigen Test
Serology
Complications
Suppurative Complications (Early)
Nonsuppurative Complications (Late)
Management
General Management
Specific Treatment of Bacterial Pharyngitis
Antimicrobial Treatment
Surgical Intervention
ACUTE SINUSITIS
Etiology
Clinical Anatomy and Pathology
Predisposing Factors
Clinical Features
Diagnosis
Radiology
X-rays
CT Scans/MRI
Microbiological Diagnosis
Complications
Treatment
Antibiotic Therapy
Surgical Interventions
ACUTE OTITIS MEDIA
Causative Organisms
Clinical Features and Diagnosis
Treatment
Complications
CROUP SYNDROME
Introduction
Pathophysiology
Viral Croup
Clinical Features
Differential Diagnosis
Epiglottitis
Peritonsillar Abscess
Retropharyngeal Abscess/Lateral or Parapharyngeal Abscess
Membranous Croup (Bacterial Tracheitis)
Spasmodic and Recurrent Croup
Classification of Viral Croup Severity
Investigations
Management
3.4:
COMMUNITY ACQUIRED PNEUMONIA
INTRODUCTION
Epidemiology
ETIOLOGY
CLINICAL FEATURES
DIAGNOSIS
MANAGEMENT
Indications for Hospitalization
Indications for Intensive Care Unit Admission
Selection of Antibiotic
TREATMENT OF PNEUMONIA
Community-Acquired Pneumonia with no Risk Factors
Community-Acquired Pneumonia with Risk Factors
Community-Acquired Pneumonia in Children above 5 Years of Age
Monitoring for Response
Causes of Failure to Improve
Supportive Therapy
PREVENTION OF PNEUMONIA
3.5:
BACTERIAL MENINGITIS
INTRODUCTION
ETIOLOGY
PATHOGENESIS
CLINICAL FEATURES
DIAGNOSIS
Cerebrospinal Fluid Transport
Cerebrospinal Fluid Examination
Macroscopic Examination
Microscopic Examination
Biochemical Test for Protein and Glucose
Culture for Suspected Pathogens
Other Tests
Repeat Lumbar Puncture
Blood Culture
Petechial Fluid
Neuroimaging
MANAGEMENT
Empirical Antibiotic Therapy
Pathogen-Specific Antimicrobial Therapy
Duration of Therapy
Corticosteroids in Bacterial Meningitis
Supportive Therapy
COMPLICATIONS
PREVENTION
3.6:
VIRAL ENCEPHALITIS
INTRODUCTION
EPIDEMIOLOGY
ETIOLOGY
PATHOLOGY
CLINICAL FEATURES
DIFFERENTIAL DIAGNOSIS
Encephalitis versus Encephalopathy
Central Nervous System Infections
Tubercular Meningitis
Mycoplasma Pneumoniae
Lyme Disease
Cerebral Malaria
Parainfectious or Postinfectious Causes
Mass Lesions
DIAGNOSIS
Investigations
Baseline Investigations
Cerebrospinal Fluid Analysis
Neuroimaging
Electroencephalography
SPECIFIC DIAGNOSIS
Serological Tests
MANAGEMENT
General Management
Treatment of Immediate Complications
Prevention of Secondary Complications
Specific Treatment
Role of Steroids
REHABILITATION
PROGNOSIS
PREVENTION
Vaccination
3.7:
INFECTIVE ENDOCARDITIS
INTRODUCTION
PATHOGENESIS
PATHOLOGY
Microorganisms
CLINICAL FEATURES
DIAGNOSTIC CRITERIA
LABORATORY ASSESSMENT
Blood Culture
Echocardiography
Molecular Techniques
Histological and Immunological Methods
Miscellaneous Investigations
ANTIBIOTIC TREATMENT
Streptococcal Infective Endocarditis on Native Cardiac Valves or Prosthetic Material
Enterococcal Endocarditis
Staphylococcal Endocarditis
Prosthetic-Valve Endocarditis
Culture-Negative Endocarditis
ROLE OF SURGERY
Care at Completion of Treatment
3.8:
URINARY TRACT INFECTION AND PYELONEPHRITIS
INTRODUCTION
EPIDEMIOLOGY
DEFINITIONS
ETIOLOGY
PATHOGENESIS
CLINICAL FEATURES
DIAGNOSTIC FEATURES
INITIAL EVALUATION
Clinical Evaluation
Laboratory Evaluation
INITIAL MANAGEMENT
IMAGING EVALUATION AFTER THE FIRST URINARY TRACT INFECTION
SUBSEQUENT EVALUATION
PREVENTION OF RECURRENT URINARY TRACT INFECTION
General
Bowel Bladder Dysfunction, Obstruction and Neurogenic Bladder
Antimicrobial Prophylaxis
ASYMPTOMATIC BACTERIURIA
VESICOURETERAL REFLUX
LONG-TERM FOLLOW-UP
ACUTE LOBAR NEPHRONIA
FUNGAL URINARY TRACT INFECTION
CONCLUSION
3.9:
INFECTIVE DIARRHEA
INTRODUCTION
EPIDEMIOLOGY
ETIOPATHOGENESIS
The Organisms
Bacteria
Viruses
Parasites
Conditions Predisposing to Infective Diarrhea
Spread
Pathogenesis
Bowel Involvement
CLINICAL FEATURES
History
Clinical Findings
Dehydration
Fever
Red-Flag Signs
MODALITIES OF DIAGNOSIS
Stool Test
Stool Culture
TREATMENT
Fluid Management in Diarrhea
Treatment Plan A [for “No Dehydration” (Home Therapy to Prevent Dehydration and Malnutrition)]
Treatment Plan B (Oral Rehydration Therapy for Children with “Some Dehydration”)
Treatment Plan C (for Patients with “Severe Dehydration”)
Fluid Management in Malnourished Patients
Rehydration
Diet
Vitamin-A
Zinc
Antimicrobials
Probiotics
Intestinal Motility Reducers
Toxin Adsorption and Alteration of Secretions
Immunoglobulin
COMPLICATIONS
PREVENTION
3.10:
INTRA-ABDOMINAL INFECTIONS
INTRODUCTION
PERITONITIS
EPIDEMIOLOGY AND ETIOLOGY
Primary Peritonitis
Acute Secondary Peritonitis
CLINICAL FEATURES
INVESTIGATION
TREATMENT
COMPLICATIONS
PROGNOSIS
PREVENTION
ACUTE SECONDARY LOCALIZED PERITONITIS (PERITONEAL ABSCESS)
Etiology and Pathology
Clinical Features
Investigation
Treatment
3.11:
SKIN AND SOFT TISSUE INFECTIONS
SCABIES
Complications
Treatment
PEDICULOSIS
Pediculosis Capitis (Head Louse Infestation)
Pediculosis Corporis (Body Louse Infestation)
Pediculosis Pubis
FURUNCULOSIS
IMPETIGO
ECTHYMA
CELLULITIS AND ERYSIPELAS
Treatment
ACUTE LYMPHANGITIS
Differential Diagnosis
SYCOSIS BARBAE
Etiology
Management
LUPUS VULGARIS
SCROFULODERMA
TUBERCULOSIS VERRUCOSA CUTIS
Treatment
MOLLUSCUM CONTAGIOSUM
Treatment
PITYRIASIS ROSEA
Natural History
Treatment
TINEA CORPORIS, TINEA CRURIS AND TINEA FACIEI
Management
TINEA PEDIS AND TINEA MANUUM
Diagnosis
Treatment
TINEA CAPITIS
PITYRIASIS VERSICOLOR
Treatment
3.12:
BONE AND JOINT INFECTIONS
INTRODUCTION
OSTEOMYELITIS
Classification
Epidemiology
Pathogenesis
Pathology
Microbiology
Clinical Manifestations
Differential Diagnosis of Bone Pain
Diagnosis
Plain X-ray
Bone Scan
White Blood Cell Scans
Magnetic Resonance Imaging
Differential Diagnosis
Treatment
Duration of Therapy
Oral Antibiotic
Prognosis
CONCLUSION
PYOGENIC ARTHRITIS
Pathogenesis
Epidemiology
Microbiology
Clinical Manifestations
Differential Diagnosis
Diagnosis
Ultrasonographic Study
Radiographic Studies
Computed Tomography and Magnetic Resonance Imaging
Management
Dexamethasone in Septic Arthritis
Prognosis
Conclusion
SECTION 4: COMMON BACTERIAL INFECTIONS
4.1:
SALMONELLA INFECTIONS
INTRODUCTION
ENTERIC FEVER
Etiological Agent
Epidemiology
PATHOGENESIS
CLINICAL FEATURES
DIFFERENTIAL DIAGNOSIS
COMPLICATIONS
Lab Diagnosis
Hematological
Biochemical
Cultures
Serological Tests
Management
Antibiotics
Prognosis
Prevention of Disease
Vaccines
IAPCOI RECOMMENDATIONS
NONTYPHOIDAL SALMONELLA INFECTIONS
Pathogenesis
Clinical Features
Gastroenteritis
Bacteremia and Vascular Infection
Carrier State
4.2:
DIPHTHERIA
INTRODUCTION
EPIDEMIOLOGY
ETIOPATHOGENESIS
CLINICAL FEATURES
MODALITIES OF DIAGNOSIS
DIFFERENTIAL DIAGNOSIS
TREATMENT
Supportive Treatment
COMPLICATIONS
PROGNOSIS
PREVENTION
4.3:
PERTUSSIS
INTRODUCTION
EPIDEMIOLOGY
ETIOLOGY
PATHOGENESIS
Clinical Features
COMPLICATIONS
DIFFERENTIAL DIAGNOSIS
DIAGNOSIS
Polymerase Chain Reaction
Direct Fluorescent Antibody Testing
Serological Tests
MANAGEMENT
Prophylaxis of Contacts
Vaccination
4.4:
TETANUS
INTRODUCTION
EPIDEMIOLOGY
Developed Countries
Pathogenesis
Predisposing Factors
CLINICAL MANIFESTATIONS
Incubation Period
Generalized Tetanus
Neonatal Tetanus
Diagnosis
TREATMENT
Halting Toxin Production
Wound Management
Antimicrobial Therapy
Neutralization of Unbound Toxin
Control of Muscle Spasms
Sedatives
Neuromuscular Blocking Agents
Management of Autonomic Dysfunction
Magnesium Sulfate
Beta Blockade
Other Drugs
Airway Management and Other Supportive Measures
PROGNOSIS
PREVENTION
4.5:
CHOLERA
INTRODUCTION
EPIDEMIOLOGY
ETIOPATHOGENESIS
CLINICAL FEATURES
DIAGNOSIS
TREATMENT
Oral Rehydration Salts Solution
Home Available Fluids
Intravenous Therapy
Antibiotics
Others
COMPLICATIONS
PROGNOSIS
PREVENTION
4.6:
MYCOPLASMA INFECTION
INTRODUCTION
PATHOGENESIS
CLINICAL FEATURES
Pulmonary Manifestations
Upper Respiratory Tract
Lower Respiratory Tract
Extrapulmonary Manifestations
Lab Investigations
Chest X-ray
High-Resolution Computed Tomography
Cold Agglutinins
Gram Stains
Cultures
Serology
Polymerase Chain Reaction
Antigen Capture-Enzyme Immunoassay
DIAGNOSIS
TREATMENT
PROGNOSIS
SUMMARY
4.7:
TUBERCULOSIS
INTRODUCTION
EPIDEMIOLOGY
ETIOPATHOGENESIS
HIGH-RISK FACTORS FOR ACTIVE TUBERCULOSIS
Primary Complex
Progressive Primary Disease
Fibrocavitary Tuberculosis
Bronchiectasis
Extrapulmonary Tuberculosis
Pleural Disease
Miliary Tuberculosis
Tubercular Meningitis
CLINICAL FEATURES
Symptoms
MODALITIES OF DIAGNOSIS
Mycobacterial Detection and Isolation
Specimens to be Used
Sputum, Induced Sputum, Gastric Lavage
Histopathological Diagnosis
Direct Smear
Conventional Culture Techniques
Newer Rapid Growth Techniques
Polymerase Chain Reaction
Rapid Identification of Mycobacterium Isolates
Radiological Examination
History of Close Contact
Immunodiagnosis of Tuberculosis
Differential Diagnosis
Atelectasis
Immunological
Miscellaneous
TREATMENT
Basis of Combination Therapy
Currently Prescribed Regimens
Daily versus Intermittent Therapy
Directly Observed Treatment Short-Course (DOTS) Strategy
Indian Data on Directly Observed Treatment Short-Course (DOTS) Strategy
Adjunctive Treatment
Indications of Steroids
Indications of Pyridoxine (in Dose of 40–100 mg/day)
RECENT WHO (2010) AND RNTCP (2012) RECOMMENDATIONS
Monitoring
COMPLICATIONS
Drug Resistance
PROGNOSIS
PREVENTION
4.8:
LEPROSY
INTRODUCTION
EPIDEMIOLOGY
World
India
Pediatric Leprosy
PATHOGENESIS
MODES OF TRANSMISSION
CLINICAL FEATURES
Incubation Period
Skin
Nerves
CLINICAL VARIETIES OF LEPROSY
Indeterminate Leprosy
Tuberculoid Leprosy
Borderline Leprosy
Borderline Tuberculoid (BT) Leprosy
Mid Borderline (BB) Leprosy
Borderline Lepromatous (BL) Leprosy
Lepromatous Leprosy
Neuritic Leprosy
DIAGNOSIS
Smear Examination
Bacillary Index
Immunological Methods—Tests for Cell Mediated Immunity
Lepromin Test
Serological Assays
Fluorescent Leprosy Antibody Absorption Test (FLA-ABS)
Radioimmunoassay (RIA)
Enzyme-Linked Immunosorbent Assay (ELISA)
MOLECULAR BIOLOGICAL APPROACHES
In Situ PCR
In Situ Hybridization
In Situ PCR on Slit Skin Smears
TREATMENT
DURATION OF THERAPY
COMPLICATIONS
PREVENTION
LEPROSY ELIMINATION STRATEGY
SECTION 5: COMMON VIRAL INFECTIONS
5.1:
MEASLES
INTRODUCTION
EPIDEMIOLOGY
Indian Scenario
ETIOPATHOGENESIS
Etiological Agent
PATHOGENESIS
MODE OF TRANSMISSION
INFECTIVITY PERIOD
RISK FACTORS
SIGNS AND SYMPTOMS
DIAGNOSIS
Differential Diagnosis
COMPLICATION
SUBACUTE SCLEROSING PANENCEPHALITIS
TREATMENT
Role of Vitamin A
PROGNOSIS
PREVENTION OF MEASLES
Isolation
Vaccine
Immunization during an Outbreak
Use of Immunoglobulin
Post-exposure Prophylaxis
5.2:
RUBELLA
INTRODUCTION
VIRUS
EPIDEMIOLOGY
ETIOPATHOGENESIS
POSTNATAL INFECTION
Clinical Features
Exanthem
Diagnosis
Complications
CONGENITAL RUBELLA SYNDROME
Clinical Features
Diagnosis of Congenital Rubella Syndrome
World Health Organization Case Definitions for Congenital Rubella Syndrome
MANAGEMENT OF RUBELLA
Management of Exposed Pregnant Women
Management in Congenital Rubella Syndrome
Long-term Treatment
Prevention
5.3:
MUMPS
INTRODUCTION
ETIOLOGY
PATHOGENESIS
EPIDEMIOLOGY
CLINICAL FEATURES
COMPLICATIONS
Aseptic Meningitis
Meningoencephalitis
Orchitis and Oophoritis
Pancreatitis
Deafness
DIAGNOSIS
DIFFERENTIAL DIAGNOSIS
TREATMENT
PROGNOSIS
PREVENTION
5.4:
POLIOMYELITIS
INTRODUCTION
ETIOPATHOGENESIS
EPIDEMIOLOGY
Reservoir
Transmission
Communicability
Incubation Period
Temporal Pattern
CLINICAL FEATURES
Inapparent/Asymptomatic Infection
Minor Illness/Abortive Poliomyelitis
Nonparalytic Poliomyelitis/Aseptic Meningitis
Paralytic Poliomyelitis
Polio Encephalitis
LABORATORY DIAGNOSIS
Virus Isolation
Serology
Cerebrospinal Fluid Examination
TREATMENT
PROGNOSIS
PREVENTION
Vaccine Associated Paralytic Poliomyelitis and Vaccine Derived Polio Viruses
POLIO ERADICATION
Acute Flaccid Paralysis Case Investigation
Laboratory Investigation
POST-POLIO SYNDROME
5.5:
ACUTE VIRAL HEPATITIS
INTRODUCTION
DEFINITION OF ACUTE VIRAL HEPATITIS
EPIDEMIOLOGY
ETIOPATHOGENESIS
Hepatotropic Viruses
Hepatitis B Virus Mutants
Hepatitis Viruses Non A-E
Flaviviridae
Circoviridae
CLINICAL FEATURES OF ACUTE VIRAL HEPATITIS
Hepatitis A
Hepatitis E
Hepatitis B
Hepatitis C
Hepatitis D
LESS COMMON HEPATOTROPIC VIRUSES
Hepatitis G/GBV-C
Yellow Fever Virus
Torque Teno Virus and Related Viral Hepatitis
ATYPICAL FEATURES AND COMPLICATIONS OF ACUTE VIRAL HEPATITIS
INVESTIGATIONS
Serological Tests
Acute HDV Infection
DIFFERENTIAL DIAGNOSIS
Non-hepatotropic Viruses
Epstein-Barr Virus
Measles Virus
Cytomegalovirus
Parvovirus B19
Herpes Simplex 1 and 2
Dengue Virus
Human Herpes Virus-6
Varicella Zoster
Human Immunodeficiency Virus
Exotic Viruses
Non-viral Hepatitis
Salmonella
Bacterial Sepsis
Tuberculosis
Brucellosis
Leptospirosis
Scrub Typhus
Malaria
Drug Induced Liver Injury
Autoimmune Hepatitis
Obstructive Jaundice
Glycogen Storage Disease
Wilson's Disease
MANAGEMENT OF ACUTE VIRAL HEPATITIS
Supportive Therapy
Hospitalization
Specific Therapy
TREATMENT OF ACUTE HEPATITIS DUE TO OTHER NON-HEPATOTROPIC VIRUSES
Prevention
5.6:
HERPES SIMPLEX VIRUS INFECTION IN CHILDREN
INTRODUCTION
ETIOPATHOGENESIS
CLINICAL FEATURES
Orolabial Infections
Primary
Reactivation
Cutaneous Herpes
Genital Herpes
Primary
Non-primary First Episode
Reactivation
Ocular Herpes
Central Nervous System Herpes
In Immunocompromised Hosts
COMPLICATIONS
DIAGNOSIS
TREATMENT
Acute Mucocutaneous Infection
Herpes Labialis
Genital Herpes
Primary Infection
Dosing Schedule
Management of Recurrent Infections
Central Nervous System Infection
Infection in Immunocompromised Persons
Perinatal Infection
Ocular Infection
PREVENTION
PROGNOSIS
5.7:
PARVOVIRUS B19 INFECTION IN CHILDREN
INTRODUCTION
ETIOLOGY
EPIDEMIOLOGY
PATHOGENESIS
IMMUNOLOGY
CLINICAL MANIFESTATIONS
Erythema Infectiosum (Fifth Disease)
Transient Aplastic Crisis
Arthropathy
Autoimmune Diseases
B19 Infection in Immunocompromised Children
Gloves and Socks Syndrome
Fetal Infection
Myocarditis
DIAGNOSIS
DIFFERENTIAL DIAGNOSIS
TREATMENT
COMPLICATIONS
PREVENTION
5.8:
VARICELLA ZOSTER
INTRODUCTION
CHICKENPOX
Infection and Incubation
Clinical Features
Differential Diagnosis
Complications
Infective Complications
Neurological Complications
Other Complications
Chickenpox in Adolescents and Adults
Chickenpox in Pregnancy
Diagnosis
Treatment
Prevention
Post-exposure Prophylaxis
VARICELLA ZOSTER (SHINGLES)
5.9:
RESPIRATORY SYNCYTIAL VIRUS INFECTION
INTRODUCTION
PHENOTYPES OF THE DISEASE
Acute Bronchiolitis
Viral Pneumonia
Wheeze-associated Viral Infections and Exacerbations of Asthma (WALRI)
COMPLICATIONS OF RESPIRATORY SYNCYTIAL VIRUS INFECTION
INVESTIGATIONS
MANAGEMENT OF RESPIRATORY SYNCYTIAL VIRUS INFECTION
Oxygen
Fluids
Hypertonic Solution
Antiviral Agents
Antibiotics
Bronchodilators
More Intensive Supportive Care
Specific Immunoglobulin
VACCINES
CONCLUSION
5.10:
INFLUENZA
INTRODUCTION
PERIOD OF CONTAGIOUSNESS
HISTORY
VIRUS
EPIDEMIOLOGY
CLINICAL INFLUENZA
COMPLICATIONS OF INFLUENZA
DIAGNOSIS
SEASONAL INFLUENZA AND PANDEMICS
DISEASE BURDEN
PREVENTION
TREATMENT
VACCINATION
When to get Vaccinated Against Seasonal Flu?
Who is at High-Risk for Developing Flu-related Complications?
Who Else Should Get Vaccinated?
Use of the Nasal Spray Seasonal Flu Vaccine
Who Should not be Vaccinated Against Seasonal Flu?
5.11:
ROTAVIRUS
EPIDEMIOLOGY
PATHOGENESIS
CLINICAL FEATURES
DIAGNOSIS
PREVENTION
DOSE AND SCHEDULE: IAPCOI RECOMMENDATION
Human Monovalent Live Vaccine
Human Bovine Pentavalent Live Vaccine
SPECIAL SITUATIONS
Regurgitation of Vaccine
Interchangeability of Rotavirus Vaccines
Missed Opportunity
CONTRAINDICATIONS
FUTURE ROTAVIRUS VACCINE DEVELOPMENT
5.12:
HUMAN PAPILLOMA INFECTION
EPIDEMIOLOGY
Human Papillomavirus
Indian Scenario
Genital Warts
ETIOPATHOGENESIS
TRANSMISSION
Nonsexual Routes
CLINICAL FEATURES
MODALITIES OF DIAGNOSIS
TREATMENT
PREVENTION OF HUMAN PAPILLOMAVIRUS INFECTION
Primary Prevention
Primary Vaccination
Booster Doses
Adverse Reactions Following Vaccination
Secondary Prevention
Routine Cervical Cancer Screening
5.13:
DENGUE ILLNESSES
INTRODUCTION
TRANSMISSION
Virus
Vector
Dengue Viruses
Reasons for Recent Rise in Dengue and Dengue Hemorrhagic Fever
PATHOPHYSIOLOGY
Vascular Leak
Mechanism for Vascular Leak
PATHOGENESIS
DENGUE VIRUS GENOTYPE AND PROTEINS
Higher Viral or Viral Protein Load
T-CELL IMMUNE PATHOLOGY
NS-1 Autoimmunity
Role of Pre-existing Antibodies
DISEASE CLASSIFICATION
Old Classification
Dengue Fever versus Dengue Hemorrhagic Fever: Central Theme in Previous Classification
Difficulties with Previous Classification
New Classification
CLINICAL PICTURE
Dengue
Febrile Phase
Dengue with Warning Signs
Critical Phase
Severe Dengue (Fig. 5.13.12)
Dengue Shock
Recovery Phase
Respiratory Distress
ORGANOPATHY
Hepatitis
Neurological Complications
Cardiac Complications
DENGUE CLINICAL MANAGEMENT
Suspicion of Disease
Assessments and Management of Febrile Phase
Clinical History
Physical Examination
Investigations
Management
Outpatient Management
Inpatient Management
Choice of Fluid
Management Plan
Dengue with Warning Signs
Severe Dengue
Dengue Shock
Compensated Shock
Hypotensive Shock
Monitoring
Peripheral Pulses
Pulse Pressure
Urine Output
Hematocrit
Severity Markers
Complications
Hemorrhagic Complications
Recognizing Major Bleed
Plan for Treatment of Major Bleed
Platelet Transfusion
Respiratory Distress
Causes
Fluid Overload
Clinical Features
Management Plan
Dyselectrolytemia, Blood Glucose Disturbances
Adjuvant Therapy
Vasopressors and Inotropes
Avoidable Ancillary Treatment
Reasons for Mortality in Dengue Shock
Failure to Appreciate Internal Bleeding
Failure to Appreciate Vascular Congestion
Organ Impairments
Dengue Antiviral Drugs
Dengue Vaccine
5.14:
CHIKUNGUNYA FEVER
INTRODUCTION
EPIDEMIOLOGY
CHIKUNGUNYA VIRUS
PATHOGENESIS
CLINICAL MANIFESTATIONS
Diagnosis
Management
Prevention and Control
Vaccine
Surveillance
5.15:
INFECTIOUS MONONUCLEOSIS
INTRODUCTION
EPIDEMIOLOGY
Seroprevalence
Incidence
Viral Shedding
Modes of Transmission
Incubation Period
ETIOPATHOGENESIS
CLINICAL FEATURES
Prodromal Phase
Acute Phase
Resolution Phase
DIAGNOSIS
Heterophile Antibody Test
Specific EBV Antibodies
DIFFERENTIAL DIAGNOSIS
TREATMENT
COMPLICATIONS
PROGNOSIS
PREVENTION
5.16:
HIV/AIDS IN CHILDREN
EPIDEMIOLOGY
TRANSMISSION AND PATHOGENESIS OF HIV
PERINATAL TRANSMISSION OF HIV
CLINICAL MANIFESTATIONS OF HIV
Infants
Children
Older Children
End-stage HIV Disease
WORLD HEALTH ORGANIZATION STAGING SYSTEM FOR HIV IN CHILDREN
DIAGNOSIS OF HIV
Diagnosis of HIV in Infants
Human Immunodeficiency Virus Culture
Polymerase Chain Reaction
Diagnosis of HIV in Children above 18 Months of Age
MONITORING HIV DISEASE PROGRESSION IN CHILDREN
CD4 Count Estimation
HIV and Viral Load
ANTIRETROVIRAL THERAPY
Antiretroviral Drugs
Nucleoside Reverse Transcriptase Inhibitors
Non-nucleoside Reverse Transcriptase Inhibitors
Protease Inhibitors
Boosted Protease Inhibitors
New Classes of Antiretroviral Drugs
Entry Inhibitors (Enfuvirtide)
CCR5 Co-receptor Antagonist (Maraviroc)
Integrase Inhibitors
Goals of Pediatric Antiretroviral
Duration of Antiretroviral
When to Start Antiretroviral Therapy
Which Antiretroviral Therapy Regimens
Antiretroviral Therapy Combinations to be Avoided
TREATMENT OF HIV IN SPECIAL SITUATIONS
Infants and Children Diagnosed with TB and HIV
Children with Anemia
RESPONSE OF ANTIRETROVIRAL THERAPY
MONITORING A PATIENT ON ANTIRETROVIRAL THERAPY
ADVERSE EFFECTS OF ANTIRETROVIRAL THERAPY
CHANGING ANTIRETROVIRAL THERAPY
When to Switch Antiretroviral Drugs for Treatment Failure
RESISTANCE TESTING
PREVENTION OF PARENT TO CHILD TRANSMISSION OF HIV
Elective Cesarean Section
Antiretroviral Prophylaxis
Choice of Feeding
Antiretroviral Therapy in Pregnant Woman for her Own Health
Antiretroviral Prophylaxis for All HIV-infected Pregnant Women Who do not Need Treatment for Their Own Health
CONCLUSION
SECTION 6: PROTOZOAL, PARASITIC AND FUNGAL INFECTIONS
6.1:
MALARIA IN CHILDREN
HISTORY
ETIOLOGY
EPIDEMIOLOGY
PATHOGENESIS
Life Cycle of Plasmodium Species
CLINICAL MANIFESTATIoN
DIAGNOSIS
Differential Diagnosis
TREATMENT
6.2:
KALA-AZAR
INTRODUCTION
EPIDEMIOLOGY
TRANSMISSION OF KALA-AZAR
KALA-AZAR VECTOR IN INDIA
Host Factors
Environmental Factors
INCUBATION PERIOD
IMMUNITY
CLINICAL FEATURES
Acute Onset
Chronic Onset
Features of Pancytopenia
LABORATORY DIAGNOSIS AND MANAGEMENT
6.3:
FUNGAL INFECTIONS
INTRODUCTION
HIGH INDEX OF SUSPICION IS YIELDING IN FUNGAL INFECTIONS
FUNGAL INFECTIONS OF THE SKIN
Dermatophyte Infections
Tinea Capitis
Tinea Corporis
Tinea Cruris
Tinea Pedis
Tinea Unguium (Onychomycosis)
Tinea Versicolor
Candida Albicans
BLASTOMYCOSIS
Symptoms and Signs
Laboratory Findings
Imaging
Differential Diagnosis
Treatment
CANDIDIASIS
Symptoms and Signs
Oral Candidiasis (Thrush)
Vaginal Infection
Diaper Dermatitis
Congenital Skin Lesions
Paronychia and Onychomycosis
Chronic Draining Otitis Media
Enteric Infection
Pulmonary Infection
Renal Infection
Other Infections
Disseminated Candidiasis
Laboratory Findings
Differential Diagnosis
Complications
Treatment
Skin Infection
Vaginal Infections
Renal Infection
Systemic Infection
Prognosis
COCCIDIOIDOMYCOSIS
Symptoms and Signs
Skin Disease
Chronic Pulmonary Disease
Disseminated Disease
Laboratory Findings
Imaging
Differential Diagnosis
Complications
Treatment
General Measures
Surgical Measures
Prognosis
CRYPTOCOCCOSIS
Symptoms and Signs
Pulmonary Disease
Meningitis
Other Forms
Laboratory Findings
Imaging
Differential Diagnosis
Complications
Treatment
Prognosis
HISTOPLASMOSIS
Symptoms and Signs
Asymptomatic Infection (90% of infections)
Pneumonia
Disseminated Infection (5% of infections)
Other Forms
Laboratory Findings
Imaging
Differential Diagnosis
Treatment
Prognosis
SPOROTRICHOSIS
Symptoms and Signs
Differential Diagnosis
Treatment and Prognosis
OPPORTUNISTIC FUNGAL INFECTIONS
PNEUMOCYSTIS JIROVECI INFECTION
Symptoms and Signs
Laboratory Findings
Imaging
Diagnostic Findings
Differential Diagnosis
Prevention
Treatment
General Measures
Specific Measures
Prognosis
PEARLS IN INVESTIGATING A FUNGAL INFECTION
6.4:
PARASITIC BOWEL DISEASES
INTRODUCTION
Epidemiology
Life Cycle
Clinical Features
Diagnosis
Treatment
STRONGYLOIDOSIS (STRONGYLOIDES STERCORALIS)
Introduction
Epidemiology
Life Cycle
Clinical Features
Diagnosis
Treatment
Mode of Action
TRICHURIASIS [WHIPWORM (TRICHURIS TRICHIURA)
Introduction
Epidemiology
Life Cycle
Clinical Manifestations
Diagnosis
Treatment
ENTEROBIOSIS (ENTROBIUS VERMICULARIS)
Introduction
Epidemiology
Life Cycle
Clinical Aspects
Diagnosis
Treatment
TRICHINELLA SPECIES (T. SPIRALIS, T. BRITORIS, T. NELSONI, ETC.)
Introduction
Epidemiology
Life Cycle
Clinical Aspects
Diagnosis
Treatment
HOOKWORMS (ANCYCLOSTOMA DUODENALE/NECATOR AMERICANUS)
Introduction
Life Cycle
Diagnosis
Treatment
CAPILLARIA (PARA CAPILLARIA) PHILIPPINESIS
Diagnosis
Treatment
DIPHYLLOBOTHRIUM LATUM (SYN: FISH TAPEWORM)
Introduction
Treatment
HYMENOLEPSIS NANA (DWARF TAPEWORM)
Introduction
Diagnosis
Treatment
TAENIASIS
Introduction
TAENIA SAGINATA (BEEF TAPEWORM) AND TAENIA SOLIUM (PORK TAPEWORM)
Diagnosis
Treatment
ECCHINOCOCCOSIS (HYDATID DISEASE)
Introduction
CRYPTOSPORIDIUM INFESTATION
Introduction
Epidemiology
Clinical Aspects
Diagnosis
Treatment
Prevention of Parasitic Bowel Diseases in General
6.5:
AMEBIASIS AND GIARDIASIS IN CHILDREN
INTRODUCTION
PATHOPHYSIOLOGY
CLINICAL FEATURES
LABORATORY STUDIES
Stool
Serum Tests
Imaging
Other Tests
PROCEDURES
Endoscopy
Aspiration
TREATMENT
PREVENTION
COMPLICATIONS
PROGNOSIS
GIARDIASIS IN CHILDREN
Introduction
Mode of Spread
Giardia Life Cycle
Clinical Features
Diagnosis
Treatment
Prevention of Giardiasis in Children
SECTION 7: EMERGING INFECTIONS
7.1:
RICKETTSIAL INFECTIONS
INTRODUCTION
HISTORY
CLASSIFICATION
EPIDEMIOLOGY OF RICKETTSIAL INFECTIONS IN INDIA
ETIOLOGY AND MICROBIOLOGY
METHOD OF TRANSMISSION
PATHOPHYSIOLOGY
Adherence to the Host Cell
Invasion of Host Cells
Movement within and Release from the Host Cell
IMMUNITY
CLINICAL MANIFESTATIONS
NEUROLOGIC INVOLVEMENT IN RICKETTSIAL DISEASES
PULMONARY INVOLVEMENT
OTHER INVOLVEMENT
Q FEVER
HOST RISK FACTORS FOR SEVERITY OF ILLNESS
COMPLICATIONS
DIFFERENTIATING FEATURES AMONG VARIOUS RICKETTSIAL DISEASES
Indian Tick Typhus
Rocky Mountain Spotted Fever
Epidemic Typhus
Murine Typhus
Scrub Typhus
Prophylaxis
RICKETTSIAL POX
Diagnosis
CDC—Definition for Spotted Fever Diagnosis
Probable Case
Confirmed Case
Differential Diagnosis
Laboratory Diagnosis of Rickettsioses
Specific Diagnosis
Isolation of Rickettsia
Weil-Felix Test
Immunofluorescence Assay
TREATMENT AND SUPPORTIVE CARE
Recommended Treatment Regimens
Other Drugs
Supportive Care
Prevention
Prognosis
ACKNOWLEDGMENTS
7.2:
LEPTOSPIROSIS IN CHILDREN
INTRODUCTION
EPIDEMIOLOGY
CLINICAL FEATURES
Anicteric Form
Icteric Form (Weil's Syndrome)
Institutional Experience
DIAGNOSIS
Modified Faine's Criteria
LAB INVESTIGATIONS
Serological Tests
Demonstration of Organism in Cultures
Detection of DNA
TREATMENT
COMPLICATIONS
PREVENTION
7.3:
BRUCELLA INFECTION
INTRODUCTION
EPIDEMIOLOGY
ETIOLOGY
Agent
Reservoir of Infections
Mode of Transmission
Incubation Period
PATHOGENESIS
CLINICAL MANIFESTATIONS
Gastrointestinal and Hepatobiliary Manifestations
Osteoarticular Manifestations
Cardiovascular Manifestations
Genitourinary Manifestations
Neurological Manifestations
Skin Manifestations
Pulmonary Manifestations
Congenital and Neonatal Manifestations
DIAGNOSIS
CULTURE
SERODIAGNOSIS
Agglutination Tests
ELISA
Rapid Point-of-Care Assays
Molecular Detection
Other Applications of PCR
Sonography of Abdomen
DIFFERENTIAL DIAGNOSIS
TREATMENT
COMPLICATIONS
PROGNOSIS
PREVENTION
Isolation of the Hospitalized Patient
Control Measures
In the Humans
In the Animals
7.4:
ANAEROBIC INFECTIONS
INTRODUCTION
NEONATAL INFECTIONS
CENTRAL NERVOUS SYSTEM INFECTIONS
HEAD AND NECK INFECTIONS
Chronic, Recurrent Pharyngotonsillitis
Suppurative Thyroiditis and Parotitis
Chronic Sinusitis
DENTAL INFECTIONS
OTITIS MEDIA
INTRA-ABDOMINAL INFECTIONS
PLEUROPULMONARY INFECTIONS
SKIN AND SOFT TISSUE INFECTIONS
BACTEREMIA
DIAGNOSIS
TREATMENT
TETANUS
Epidemiology of Tetanus
Clinical Manifestations
Generalized Tetanus
Localized Tetanus
Cephalic Tetanus
Tetanus Neonatorum
DIAGNOSIS
Treatment
Supportive Care
CLOSTRIDIUM DIFFICILE INFECTION
Pathogenesis
Diagnosis
Treatment
Prognosis
BOTULISM
Pathogenesis
Clinical Features
Differential Diagnosis
Laboratory Studies
TREATMENT
Prognosis
SECTION 8: IAP GUIDELINES/PROTOCOLS
8.1:
IAP PROTOCOL ON Malaria
DIAGNOSIS OF MALARIA
Microscopic Diagnosis
Rapid Diagnostic Tests
Targeted Antigens in Currently Available RDTs
Role of RDTs in the Diagnosis of Malaria in Our Country
MANAGEMENT OF UNCOMPLICATED MALARIA IN CHILDREN
STATUS OF DRUG RESISTANCE IN INDIA
ANTIMALARIAL COMBINATION THERAPY
Basis of Antimalarial Treatment
Treatment Regime of Uncomplicated Malaria
MANAGEMENT OF SEVERE MALARIA IN CHILDREN
Antimalarial Chemotherapy of Severe and Complicated Malaria
Quinine or Artemisinin—Which One to Use?
Supportive Management
Management of Complications of Malaria
Cerebral Malaria
Severe Anemia
Lactic Acidosis
Hypoglycemia
Hyperpyrexia
Hyperparasitemia
Circulatory Collapse (Algid Malaria)
Spontaneous Bleeding and Coagulopathy (DIC)
8.2:
IAP PROTOCOL ON KALA-AZAR
DISEASE BURDEN
DIAGNOSIS
Direct Evidences
Demonstration and Isolation of Parasites
CULTURE
Immunodiagnosis
Antigen Detection
Antibody Detection
Disadvantages
Advantages
Disadvantage
Skin Testing
DNA Detection Method
Advantage
Non Leishmanial Tests
Diagnosis of HIV-Leishmania Coinfection
TREATMENT
Amphotericin B
Pentavalent Antimony Drugs
Refractory Kala-azar
Treatment of Relapse
Miltefosine
Dose
Aminosidine (Paromomycin)
Sitamaquine (WR6026)
Response to Therapy
Splenectomy
Leishmania/HIV Coinfection
Leishmania: The Scope of Vaccine
PREVENTION AND CONTROL OF KALA-AZAR
Strategies
Early Diagnosis and Complete Case Management
Integrated Vector Management and Vector Surveillance
Effective Disease Surveillance through Passive and Active Case Detection and Vector Surveillance
Social Mobilization and Building Partnerships
Clinical and Operational Research
8.3:
ENTERIC FEVER IN CHILDREN
DIAGNOSIS OF ENTERIC FEVER
Complete Blood Count
Cultures
Blood Culture
Bone Marrow Culture
Stool, Urine and Other Cultures
Antimicrobial Sensitivity Testing
Serologic Tests
WIDAL Test
Other Serologic Tests
Enzyme Immunoassay Test or Typhidot® Test
IDL Tubex® Test
IgM Dipstick Test
Antigen Detection Tests
Molecular Methods
Conclusion
TREATMENT OF ENTERIC FEVER
Antimicrobial Therapy
Management of Relapse
Prognosis
8.4:
GUIDELINES FOR RABIES PROPHYLAXIS IN CHILDREN
INTRODUCTION
Problem of Rabies in Children
POST-EXPOSURE PROPHYLAXIS
Vaccination Status of the Biting Animal
Provoked versus Unprovoked Bites
Observation of Biting Animal
Bite by Wild Animals
Bites by Other Domestic and Peridomestic Animals
Bat Rabies
Human-to-Human Transmission
Approach to Post-exposure Prophylaxis
Management of Animal Bite Wounds
Rabies Immunoglobulin
Equine Rabies Immunoglobulin
Human Rabies Immunoglobulin
Dose of Rabies Immunoglobulin
Administration of Rabies Immunoglobulin
Skin Sensitivity Test before Administration of ERIG
Approach to a Patient Requiring Rabies Immunoglobulin When None is Available
Tolerance and Side Effects
Anti-rabies Vaccines
Storage and Transportation
Reconstitution and Storage
Adverse Effects with Cell Culture Vaccines/Purified Duck Embryo Vaccine
Switch over from One Brand/Type of Vaccine to the Other
Protective Level of Anti-rabies Antibody
Intramuscular Regimen
Vaccines
Regimen
Intradermal Regimen
General Guidelines for Use of Intradermal Rabies Vaccination
Vaccines and Regimen Approved for ID Use in the Country
Vaccines
Potency of Approved Vaccines
Regimen
Updated Thai Red Cross Schedule (2-2-2-0-2)
Intradermal Injection Technique
Post-exposure Prophylaxis for Previously Vaccinated Children
Managing Re-exposure Following Post-exposure Treatment with Nerve Tissue Vaccine
Post-exposure Prophylaxis of Immunocompromised Children
PRE-EXPOSURE VACCINATION/PROPHYLAXIS OF CHILDREN
Schedule of Vaccination
Intramuscular
Intradermal
SOME TIPS ABOUT HOW TO AVOID DOG BITES
SECTION 9: VACCINES AND IMMUNIZATION
9.1:
PRINCIPLES AND PRACTICE OF IMMUNIZATION
INTRODUCTION
ACTIVE AND PASSIVE IMMUNITY
Active Immunity
Passive Immunity
Humoral and Cell-mediated Immunity
VACCINATION VERSUS IMMUNIZATION
BIOLOGY OF VACCINES
Live Attenuated Vaccines
Inactivated Vaccines
Polysaccharide Vaccines
Recombinant Vaccines
Adjuvants
IMMUNOLOGY OF VACCINES
Innate and Adaptive Immunity
B-cell and T-cells
Antigen Presenting Cells and Dendritic Cells
Immune Responses Elicited by Live Attenuated and Non-live Vaccines
Germinal Centers and Marginal Zone
Toll-like Receptors and Their Role in Vaccine Immunogenicity
T-cell Dependent and T-cell Independent Immune Responses
THE MAIN EFFECTORS OF VACCINE RESPONSES
IMMUNE RESPONSES AT CELLULAR LEVEL
The First Steps after Immunization
Immune Responses of T-cell Independent Antigens at the Cellular Level
Immune Responses of T-cell Dependent Antigens at the Cellular Level
Memory B-cell Response
Immune Response to Live Vaccines
Determinants of Intensity and Duration of Immune Responses
Primary and Secondary Immune Responses
Limitations of Young Age Immunization
DEFINITION, SCOPE AND USES OF EPIDEMIOLOGY
Definition
Scope
Population at Risk
Basic Measures of Disease Frequency: the “Incidence” and “Prevalence”
Disease Estimation
Population Attributable Risk
Endemic, Epidemic and Pandemic Patterns of Diseases
Vaccine Immunogenicity, Vaccine Efficacy and Vaccine Effectiveness
Cost Effectiveness of a Vaccine or Vaccination Program
Force of Transmission, Reproductive Rate and ‘Basic Reproductive Number’ (Ro)
Impact of Vaccination on Natural Epidemiology of an Infectious Disease
Herd Immunity, Herd Effect and Herd Protection
Phases in Vaccine Development
Adverse Event Following Immunization Surveillance
Serious Vaccine Reactions
Severe Allergic Reactions
Coincidental Adverse Event Following Immunization
Simultaneous Administration of Vaccines
Recommendations on Spacing Administration of Different Vaccines
Recommendation on Spacing of Multiple Doses of the Same Vaccine
Recommendations for Spacing Administration of Vaccines and Antibody Containing Products
Lapsed Immunizations
Number of Doses
Recommendations for Children with Unknown or Uncertain Immunization Status
Recommendations on Site and Route of Immunization
Oral Polio Vaccine
Injectable Vaccines
Contraindications and Precautions to Vaccination
Children under Antimicrobial/Antiviral Therapy
Breast Fed Children and Children with History of Pregnancy in the Household
General Principles for Vaccination of the Immunocompromised Individuals
THE IDEAL IMMUNIZATION SCHEDULE
Determinants of Optimal Immunization Schedules
Immunological
Epidemiological
Programmatic
Determinants for Requirement of Doses of Different Vaccines
Considerations in Deciding the Age of Administration of Vaccines
9.2:
IMMUNIZATION IN A NORMAL CHILD
INTRODUCTION
VACCINES
PRACTICAL ASPECTS OF IMMUNIZATION
Communicating with Parents or Care Givers
TECHNICAL ASPECTS OF INJECTION
Sterile Technique and Injection Safety
Injection Route, Site, Method and Needle Length (Table 9.2.1)
IMMUNIZATION SCHEDULE
Expanded Program of Immunization (EPI) and Universal Immunization Program (UIP)
Bacille Calmette-Guérin Vaccine
Vaccine
Site, Route of Administration and Dosage
Classical BCG Reaction
Recommendations for Use
Polio Vaccines
Vaccines
Recommendations for Use
Dose and Schedule
Diphtheria, Tetanus and Pertussis Vaccines
DTwP Vaccine
DTaP Vaccine
Tetanus Toxoid (TT), DT, Td and Tdap Vaccines
Tetanus Toxoid
Tetanus Toxoids in Wound Management
Diphtheria and Tetanus Vaccine
Tetanus Diphtheria Vaccine
Tetanus, Diphtheria and Acellular Pertussis Vaccine
Measles Vaccine
Mumps, Measles and Rubella Vaccine
Haemophilus Influenzae Type B (Hib) Conjugate Vaccine
Hepatitis B (Hep B) Vaccine
Schedules
Management of an Infant Born to Hepatitis B Positive Mother
Combination Vaccines
Typhoid Vaccines
Vi-Capsular Polysaccharide Vaccine
Vi Conjugate Typhoid Vaccines
Varicella Vaccine
Hepatitis A Vaccines
Inactivated Vaccines
Live Attenuated Vaccine
Rotavirus Vaccines
Human Monovalent Live Vaccine
Human Bovine Pentavalent Vaccine
Pneumococcal Vaccines
Pneumococcal Polysaccharide Vaccine
Pneumococcal Conjugate Vaccines
Pneumococcal Vaccines 13
Pneumococcal Vaccines 10
Recommended Schedule for Use of PCV13 and PCV10 (Table 9.2.3)
Human Papilloma Virus Vaccines
Influenza Vaccines
Inactivated Influenza Vaccines
Live Attenuated Influenza Vaccine (LAIV)
Cholera Vaccines
Meningococcal Vaccines
Unconjugated Meningococcal Polysaccharide Vaccine (MPSV)
Conjugated Meningococcal Polysaccharide Vaccine
Yellow Fever Vaccine
Japanese Encephalitis Vaccines
Mouse Brain Derived Inactivated Vaccine
Cell Culture Derived Inactivated Vaccines
Cell Culture Derived Live SA-14-14-2 Vaccine
Rabies Vaccines
Rabies Immunoglobulin
Post-exposure Prophylaxis
Pre-exposure Prophylaxis
IMMUNIZATION OF ADOLESCENTS
IAP Recommendations for Adolescent Immunization (10 to 18 years)
IAP Recommendations for Catch-up Immunization in Adolescents
IAP Recommendations for Adolescent Travelers
9.3:
IMMUNIZATION OF THE IMMUNE COMPROMISED CHILDREN AND ADOLESCENTS
INTRODUCTION
PRIMARY VERSUS SECONDARY IMMUNE DEFICIENCY
LIVE VERSUS INACTIVATED VACCINES FOR IMMUNE COMPROMISED
Household Contacts
HEMATOPOIETIC CELL AND OTHER TRANSPLANT RECIPIENTS
SOLID ORGAN TRANSPLANT
SUMMARY
9.4:
ADOLESCENT IMMUNIZATION
FAQs BY PARENTS
FAQs BY PRACTITIONERS
The three main objectives of Adolescent Immunization
THE RATIONALE OF THESE SCHEDULES RECOMMENDED BY IAP
9.5:
FUTURE VACCINES
INTRODUCTION
NEWER TECHNOLOGIES IN VACCINE DEVELOPMENT
Vaccinology in the Genomics Era
REVERSE VACCINOLOGY
DNA VACCINES
DNA Vaccine Construction
Administration
Status Report
VIRAL VECTORS FOR VACCINES
Existing Products
NEWER ADJUVANTS
EDIBLE VACCINES
Needle-free Vaccine Delivery
MALARIA, TUBERCULOSIS AND AIDS VACCINE
Vaccines against Malaria
The RTS,S/AS01 Vaccine
HUMAN IMMUNODEFICIENCY VIRUS VACCINES
Novel Vaccinal Approaches
NEWER TUBERCULOSIS VACCINES
FUTURE VACCINES AGAINST RESPIRATORY PATHOGENS
RESPIRATORY SYNCYTIAL VIRUS VACCINES
Live Vaccines
Vector Vaccines
Subunit Vaccines
PARAINFLUENZA VIRUS VACCINES
NEWER INFLUENZA VACCINES
Adjuvanted Vaccines
Next Generation of Influenza Vaccines
Recombinant Proteins
Virus-like Particles
Viral Vectors
Universal Vaccines
NEWER PNEUMOCOcCAL VACCINES
Pneumococcal Protein Vaccines
NEWER PERTUSSIS VACCINES
DNA Vaccines
Biodegradable Micro- and Nano-particle Vaccines
Live Attenuated Vaccines
FUTURE VACCINES AGAINST ENTERIC PATHOGENS
Enterotoxigenic Escherichia coli Vaccines
Shigella Vaccines
Cholera Vaccines
Typhoid Vaccines
FUTURE VACCINES AGAINST VECTOR BORNE DISEASES
Japanese Encephalitis Vaccines
Inactivated Vaccines
Chimeric Vaccines
Live Recombinant Vaccines
DNA Multivalent Vaccines
Dengue Vaccines
Live Attenuated Vaccines
Chimeric Live Attenuated Vaccines
Live Recombinant, DNA and Subunit Vaccines
Chikungunya Vaccines
Chimeric Vaccine against Chikungunya Virus
DNA Vaccines against Chikungunya Virus
FUTURE HEPATITIS VACCINES
Hepatitis E Vaccine
Hepatitis C Vaccines
Vaccine Approaches: Current Status
Cytomegalovirus Vaccines
Epstein-Barr Virus Vaccines
Sabin-inactivated Polio Virus
VACCINES AGAINST THE NEGLECTED TROPICAL DISEASES
Leishmaniasis
Schistosomiasis
Human Hookworm Vaccine
Leptospirosis
OTHER FUTURE VACCINES
Staphylococcal Vaccines
Group A Streptococcal Vaccine
Group B Streptococcal Vaccine
Therapeutic Vaccines
Cancer Vaccines
Autoimmune Disorders
Chronic Infections
Vaccine for Prevention of Asthma
Vaccines against Bioterrorism
A Vaccine for Obesity
CONCLUSION
9.6:
VACCINE STORAGE AND HANDLING
INTRODUCTION
WHAT IS THE COLD CHAIN?
IMPORTANCE OF MAINTAINING THE COLD CHAIN
VACCINE STORAGE EQUIPMENT SUPPLIED UNDER THE IMMUNIZATION PROGRAM
Walk-in-freezers
Walk-in-coolers
Deep Freezers
Ice Lined Refrigerator
Automatic Voltage Stabilizer
Cold Boxes (Coolers)
Vaccine Carriers
Domestic Refrigerator
Tips for Better Vaccine Storage in Domestic Refrigerators (Table 9.6.3)
Purpose-built Vaccine Refrigerator
Types of Temperature Monitoring Devices
Data Loggers
Chart Recorders
Minimum or Maximum Thermometer
Digital Thermometers
Thermometers that are not Recommended for Monitoring Temperatures Inside Vaccine Storage Units
Thermometer Placement
Vaccine Vial Monitor
EFFICIENT VACCINE MANAGEMENT PROTOCOLS
Routine Vaccine Storage and Handling Protocols
Emergency Vaccine Retrieval and Storage
VACCINE HANDLING PERSONNEL
Designated Vaccine Coordinators Staff
Other Staff
Training Personnel
SECTION 10: MISCELLANEOUS TOPICS
10.1:
PERIODIC FEVER
INTRODUCTION
PERIODIC FEVER SYNDROME
FAMILIAL MEDITERRANEAN FEVER
Epidemiology
Genetics
Clinical Features
Investigation
Treatment
Prognosis
TUMOR NECROSIS FACTOR RECEPTOR ASSOCIATED PERIODIC SYNDROME
Genetics
Clinical Features
Investigation
Treatment
Prognosis
HYPER IGD PERIODIC FEVER SYNDROME OR MEVALONATE KINASE DEFICIENCY
Genetics
Clinical Features
Investigation
Treatment
Prognosis
PERIODIC FEVER, APHTHOUS STOMATITIS, PHARYNGITIS AND ADENITIS OR MARSHALL'S SYNDROME
Clinical Features
Investigation
Treatment
Prognosis
10.2:
SEXUALLY TRANSMITTED DISEASES IN ADOLESCENTS
INTRODUCTION
GLOBAL SCENARIO
NATIONAL SCENARIO
Sexual Activity Within Marriage
Premarital Sexual Activity
PREVALENCE OF SEXUALLY TRANSMITTED INFECTIONS IN ADOLESCENTS
Risk and Protective Factors
Approach to Sexually Transmitted Diseases in Adolescents
Adolescents are in need of Specialized Services
Adolescent Friendly Health Services in India
Role of Pediatricians in the Reduction of Sexually Transmitted Infections in Adolescents
ETIOLOGY OF SEXUALLY TRANSMITTED INFECTIONS
Common Bacterial Infections
Common Viral Infections
Parasites
Ectoparasites
PATHOGENESIS
Clinical Approach to Sexually Transmitted Infections in Adolescents
History Taking
Clinical Presentation
Clinical Examination
Urethral Discharge
Vaginal Discharge
Genital Ulcer
Scrotal Swelling
Lower Abdominal Pain in Girls
Inguinal Bubo
Screening Recommendations for Sexually Active Young People
DIAGNOSIS AND TESTING FOR SEXUALLY TRANSMITTED INFECTIONS
Sexually Transmitted Infection Testing in Postpubertal Girls
Sexually Transmitted Infections Testing in Boys
Urine Sample
Rectal Swab
Pharyngeal Swab
Genital Blisters or Ulcers
Genital Warts
MANAGEMENT OF INDIVIDUAL SEXUALLY TRANSMITTED DISEASES
Recommended Regimens
Non-Gonococcal Urethritis
Alternative Regimens
Chlamydia Trachomatis
Uncomplicated Gonococcal Infections of the Cervix, Urethra and Rectum
Chancroid
First Clinical Episode of Genital Herpes
Primary Syphilis
Vaginal Discharge/Bacterial vaginosis
Alternative Regimens
Trichomoniasis
Vulvovaginal Candidiasis
PELVIC INFLAMMATORY DISEASE
Recommended Parenteral Regime A
Recommended Parenteral Regimen B
Oral Treatment
HUMAN PAPILLOMAVIRUS
External Genital Warts
Patient-Applied
Provider-Administered
Proctitis
Pediculosis Pubis
Scabies
Adolescents Who Have Undergone Sexual Assault
COMPLICATIONS OF SEXUALLY TRANSMITTED INFECTIONS
PREVENTION OF SEXUALLY TRANSMITTED INFECTIONS IN YOUNG PEOPLE
Primordial Prevention
Primary Prevention
Secondary Prevention
Early Diagnosis and Treatment
Tertiary Prevention
Disability Limitation
Rehabilitation
CONCLUSION
10.3:
INFECTION ASSOCIATED HEMOPHAGOCYTIC LYMPHOHISTIOCYTOSIS
INTRODUCTION
TYPES OF HEMOPHAGOCYTIC LYMPHOHISTIOCYTOSIS
CLINICAL MANIFESTATIONS
INVESTIGATIONS
PATHOPHYSIOLOGY
MANAGEMENT
Initial Therapy
Continuation Therapy
Hematopoietic Stem Cell Transplantation
10.4:
SAFE INJECTION PRACTICES
INTRODUCTION
SAFE AND APPROPRIATE USE OF INJECTIONS
Changing Behavior of Healthcare Workers and Patients
Ensuring Availability of Equipment and Supplies
Managing Waste Safely and Appropriately
SPECIFICS OF SAFE INJECTION PRACTICES
Do's and Don'ts of Injection Safety
Do's:
Don'ts:
PRACTICAL GUIDANCE ON HAND HYGIENE
KEY STEPS OF HAND WASHING
Injection Site Preparation
Preventing Injection Equipment from Contamination
Rational Injection Therapy
BEST INJECTION TECHNIQUES
General Principles
Important Points
Intramuscular Injection
Common Sites
WHO Technique
Subcutaneous Injection
Technique
Intradermal Injection
Technique
NEEDLE STICK INJURY AND POST-EXPOSURE PROPHYLAXIS
Needle Stick Injuries
Determinants of Needle Stick Injuries
Determinants of Transmission of Infection
Immediate Management of Needle Stick Injuries
Post-exposure Prophylaxis for Hepatitis B (Flow chart 10.4.1)
MANAGEMENT OF EXPOSURE TO HEPATITIS C VIRUS
Recommendations for HIV Post-exposure Prohylaxis
DISPOSAL OF INJECTION WASTE (SYRINGES AND NEEDLES)
Sharp Waste Minimization
Segregation of Sharps
Handling
Containers
Mutilation/Destruction/Shredding
Treatment and Disposal
NEWER TECHNOLOGIES
Auto-disable Syringes
Active Mechanism
Passive Mechanism
PREFILLED VACCINE DEVICES OR POUCH AND NEEDLE DEVICES
HEALTHCARE WORKER SAFETY DEVICES
ANNEXURES:
ANNEXURE 1:
DRUG DOSAGE FOR PEDIATRIC INFECTIONS
ANNEXURE 2:
FLUID THERAPY IN INFECTIOUS DISEASES
INTRODUCTION
NORMAL REQUIREMENT OF FLUID AND ELECTROLYTES
Fluid in Febrile Children
Fluid Therapy in Diarrhea
Dehydration
Treatment Plan A (Patients without Physical Signs of Dehydration)
Treatment Plan B (Patients with Physical Signs of Dehydration)
Treatment Plan C (Children with Severe Dehydration)
Revised Guidelines for Management of Diarrhea
Fluid Therapy in Respiratory Tract Infection
Fluid Therapy in Central Nervous System Infection
Fluid Therapy in Dengue Fever
Treatment of Dengue Shock
Fluid Therapy in Septic Shock
Choice of Fluid
Colloids
Human Albumin
Packed Red Blood Cells
Starch
Fresh Frozen Plasma
Amount of Fluid
INDEX
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