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Yearbook of Anesthesiology-4
Raminder Sehgal, Anjan Trikha, Baljit Singh
CHAPTER 1:
Anesthetic Management of Patients with Obstructive Sleep Apnea
INTRODUCTION
EPIDEMIOLOGY
PATHOPHYSIOLOGY
Effect of OSA on Other Body Systems
PREANESTHETIC EVALUATION
The STOP-BANG Assessment Method
Epworth Sleepiness Score
Muller's Maneuver
Polysomnography
Identifying Comorbidities
Miscellaneous Tests
ASSESSING THE PERIOPERATIVE RISK AS PER GRADE AND SEVERITY OF OSA
SURGERY AND OTHER MEASURES ADVOCATED FOR HELPING PATIENTS WITH OSA
ANESTHETIC TECHNIQUE
Premedication
Perioperative Monitoring
Airway Management
Induction and Maintenance of Anesthesia
Tracheal Extubation
Local and Regional Anesthesia Techniques
Postoperative Analgesia
Postoperative Period
DAYCARE (AMBULATORY) SURGERY AND OSA PATIENT
OSA IN PEDIATRIC PATIENTS
CHAPTER 2:
Anesthetic Implications of Implantable Cardiac Devices
INTRODUCTION
PACEMAKER CODES
TERMINOLOGY USED IN PACEMAKERS (FIGS 2.1 AND 2.2)
Pulse Generator
Leads
Electrode
Unipolar Pacing
Bipolar Leads
Endocardial (Transvenous) Pacing
Epicardial Pacing
Pacing Threshold
R-wave Sensitivity
Resistance
Hysteresis
Asynchronous (AOO, VOO, and DOO)
Single Chamber Atrial Synchronous Pacing (AAI, AAT)
Single Chamber Ventricular Synchronous Pacing (VVI, VVT)
Dual Chamber AV Sequential Pacing (DDD, DVI, DDI, and VDD)
Programmable Pacemaker
PREANESTHETIC EVALUATION AND PACEMAKER REPROGRAMMING
INTRAOPERATIVE MANAGEMENT OF A PATIENT WITH PACEMAKER
Monitoring
Anesthetic Technique
Electromagnetic Interference (EMI)
SPECIAL PROCEDURES IN PATIENTS WITH IMPLANTABLE GENERATORS
METHODS TO MINIMIZE ELECTROMAGNETIC INTERFERENCE WITH PACEMAKERS
EFFECT OF APPLICATION OF MAGNET ON PACEMAKER FUNCTION
IMPLANTED CARDIOVERTER DEFIBRILLATOR (ICD) (FIGS 2.3A AND B)
Indications for AICD
PREANESTHETIC EVALUATION AND IMPLANTED CARDIOVERTER
CARDIAC RESYNCHRONISATION THERAPY
INTRAOPERATIVE MANAGEMENT OF PATIENTS WITH ICD
CONCLUSION
CHAPTER 3:
One Lung Anesthesia in Children
INTRODUCTION
PHYSIOLOGY OF ONE LUNG ANESTHESIA
PREOPERATIVE ASSESSMENT AND PREPARATION
Preoperative Preparation
ANESTHETIC MANAGEMENT
Induction
Monitoring
Maintenance
TECHNIQUES OF LUNG ISOLATION
Double Lumen Tube (Fig. 3.1) (DLT)7,8
Selective Bronchial Intubation
Bronchial Blocker
POSTOPERATIVE CARE
CONCLUSION
CHAPTER 4:
New Mechanical Ventilation Strategies in ARDS
INTRODUCTION
BABY LUNG CONCEPT
ARDS: PROBLEMS AND CONCERNS DURING MECHANICAL VENTILATION
TITRATING POSITIVE END EXPIRATORY PRESSURE
PRONE POSITIONING
ADVANCED MODES
Airway Pressure Release Ventilation (APRV)
High Frequency Oscillatory Ventilation (HFOV)
RESCUE METHODS
Extracorporeal Membrane Oxygenator (ECMO)
Nonventilatory Modalities for ARDS
CONCLUSION
CHAPTER 5:
Implications of Diastolic Dysfunction in Anesthetic Practice
INTRODUCTION
EPIDEMIOLOGY
ETIOLOGY
PATHOPHYSIOLOGY
DIAGNOSIS
MANAGEMENT OF DHF
Initial Management of Acute Decompensated DHF
Long-term Management of Chronic Diastolic Heart Failure
ANESTHETIC MANAGEMENT OF A PATIENT WITH DIASTOLIC DYSFUNCTION
Essential Considerations
Preoperative Optimization
Intraoperative Considerations
Other Supportive Measures
Postoperative Considerations
CONCLUSION
CHAPTER 6:
Anesthesia for Liposuction
INTRODUCTION
LIPOSUCTION TECHNIQUES
Dry Technique
Wet Technique
Superwet Technique
Tumescent Technique
WETTING SOLUTIONS
Local Anesthetics
Adjuvants to Local Anesthetics
Epinephrine
Sodium Bicarbonate
Anti-inflammatory Additives
ANESTHETIC CONSIDERATIONS
PREOPERATIVE ASSESSMENT
ANESTHESIA TECHNIQUE
Monitoring
Patient Positioning
Fluid Management
Hypothermia
Local Anesthesia and Monitored Anesthesia Care
Subarachnoid and Lumbar Epidural Anesthesia
General Anesthesia
POSTOPERATIVE FOLLOW-UP
COMPLICATIONS
CONCLUSION
CHAPTER 7:
Perioperative Fluid Therapy: Current Concepts
INTRODUCTION
PATHOPHYSIOLOGY OF FLUID COMPARTMENTS
Surgical Stress
Cardiac Function
Hypoxemia
Pulmonary Function
Gastrointestinal Function
Coagulation
Renal Function
Tissue Oxygenation
Recovery
PERIOPERATIVE ISSUES AFFECTING FLUID MANAGEMENT
Preoperative Issues
Intraoperative Issues
Postoperative Issues
FLUID BALANCE
CAPILLARY TISSUE FLUID DYNAMICS
CHOICE OF FLUIDS
GOALS OF FLUID REPLACEMENT
FLUID MANAGEMENT IN ELECTIVE SURGERY
STRUCTURED APPROACH TO FLUID MANAGMENT IN SPECIAL CIRCUMSTANCES
GOAL-DIRECTED THERAPY
CURRENT CONCEPTS
CONCLUSION
CHAPTER 8:
Anesthesia for Renal Transplant
INTRODUCTION
PREOPERATIVE ASSESSMENT
Cardiovascular System
Endocrines
Gastrointestinal System
Electrolyte and Acid–Base Status
Nervous System
Hematological System
Pulmonary System
Dialysis and its Effect on Various Systems
PREOPERATIVE PREPARATION
ANESTHETIC MANAGEMENT
Positioning and Monitoring
PHARMACOLOGY OF ANESTHETIC MEDICINES
Induction Agents
Neuromuscular Blocking Agents
Inhalational Agents
Opioids
INTRAVENOUS FLUID THERAPY AND CVP
CARE OF THE ARTERIOVENOUS FISTULA (AV FISTULA)
ORGAN ISCHEMIA
REPERFUSION ISSUES
MONITORING EARLY GRAFT FUNCTION
POSTOPERATIVE CARE
ABO AND RH INCOMPATIBLE TRANSPLANTATION
ROBOTIC RENAL TRANSPLANTATION
CHAPTER 9:
Point-of-care Coagulation Testing
INTRODUCTION
Advantages of POCCT
Disadvantages of POCCT
VISCOELASTIC COAGULATION POCT DEVICES
Thromboelastography (TEG)
Measurement of Values
Use of TEG as a Guide to Therapy
Thromboelastometry (TEM)
TESTING OF PLATELET FUNCTIONS
Analyzer for Platelet Function
Plateletworks
VerifyNow System
TEG Platelet Mapping Assay
Multiplate Device
TESTS FOR COAGULATION FACTORS
TESTS FOR HEPARIN
SONOCLOT ANALYSIS
COST EFFECTIVENESS
CONCERNS REGARDING POCT
SUMMARY
CHAPTER 10:
Anesthesia for Fetal Surgery
INTRODUCTION
TYPES OF FETAL SURGERIES
INDICATIONS FOR FETAL SURGERY
Medically Necessary Fetal Surgery
Investigational Fetal Surgery
RELEVANT PHARMACOKINETICS AND DYNAMICS
Placental Transfer of Drugs
Individual Drugs
MATERNAL ANESTHETIC CONSIDERATIONS
FETAL ANESTHETIC CONSIDERATIONS
ANESTHETIC MANAGEMENT OF OPEN FETAL SURGERY
Goals of Anesthesia
Preoperative Evaluation and Preparation
FETAL ENDOSCOPIC SURGERY
Anesthesia Plan
Fetal Image-guided Surgery
EX-UTERO INTRAPARTUM TREATMENT (EXIT) PROCEDURE
Anesthesia Plan
CONCLUSION
CHAPTER 11:
Anesthesia in Magnetic Resonance Imaging Suite
INTRODUCTION
IMPLICATIONS OF THE STRONG MAGNETIC FIELD
MAGNETIC RESONANCE SCANNERS
MAGNETIC RESONANCE FIELD COMPATIBILITY
OTHER PROBLEMS IN RADIOLOGY SUITE
QUENCHING: THE HELIUM ESCAPE
CONTRAINDICATIONS FOR MRI
IMPORTANT EQUIPMENT IN MRI SUITE
MRI Compatible Anesthesia Machine
Infusion Pumps
BURN INJURIES
BASIC ANESTHESIA TECHNIQUE: MRI SUITE REQUIREMENTS
Monitoring and Equipment
Anesthesia for MRI in Pediatric patients
General Anesthesia
INTRAOPERATIVE MRI
CHAPTER 12:
Brachial Plexus Block Revisited
INTRODUCTION
BRACHIAL PLEXUS ANATOMY
APPROACHES TO THE BRACHIAL PLEXUS
CLINICAL EVALUATION OF BRACHIAL PLEXUS BLOCKADE: TEST OF 4 PS
TECHNIQUES TO BLOCK BRACHIAL PLEXUS
Interscalene Block
Supraclavicular Approach
Infraclavicular Approach
Axillary Approach
ADJUNCT NERVE BLOCKS
Superficial Cervical Plexus Block or Supraclavicular Block
Suprascapular Nerve Block
Intercostobrachial Nerve Block
CHAPTER 13:
Implantable Pain Therapy Devices for Chronic and Cancer Pain Management
INTRODUCTION
SPINAL CORD STIMULATION
Mechanism of Action
Indications of SCS
Contraindications1,19
Spinal Cord Stimulator Assembly
Electrodes/Leads (Fig. 13.2)
Generators (Fig. 13.3)
Programmers
Programming
Trial Procedure
Techniques of Implantation
Electrode Placement
Generator Placement
Advantages of SCS
Disadvantages of SCS
Complications
PERIPHERAL NERVE STIMULATION
CONTINUOUS INTRATHECAL DRUG DELIVERY PUMP (IDDP)
Indications
Selection Criteria (For Spasticity)
Contraindications of IDDP
Pump Medications
Components of Infusion System
Refilling of the Pump Reservoir
Side Effects of Drugs
Advantages of IDDP
Disadvantages of IDDP
Cost-effectiveness of IDDP
CONCLUSION
CHAPTER 14:
Iatrogenic Hyponatremia
INTRODUCTION
SODIUM AND WATER PHYSIOLOGY10–15
CAUSES OF HYPONATREMIA
Iatrogenic Hypovolemic Hyponatremia
Iatrogenic Euvolemic Hyponatremia
Hypervolemic (Edematous) Hyponatremia
WATER INTOXICATION OR TURP SYNDROME
Presentation of TURP Syndrome
Pathophysiology of TURP Syndrome
Choice of Irrigating Fluids
Effect on Hemodynamics45,46
Hyponatremia47–49
Hypo-osmolality
Metabolic Acidosis50
Effect on Organ Systems
Bladder Perforations51–53
Coagulopathies
Hypothermia54
Bacteremia, Septicemia and Toxemia
Monitoring Absorption of Irrigating Fluid55
Prevention of TURP Syndrome
TREATMENT GUIDE FOR PERIOPERATIVE HYPONATREMIA62
ANESTHESIA AND TURP SYNDROME66,67
CONCLUSION
CHAPTER 15:
Newer Opioids in Anesthesia Practice
INTRODUCTION
MODE OF ACTION OF OPIOIDS
NEWER OPIOIDS
Remifentanil
Methadone
Tapentadol
Extended-release Epidural Morphine (EREM)
Endocannabinoid System
Opiorphin
Opioid Antagonists
NEWER MODES OF DELIVERY
Transdermal Drug Delivery
Mechanism and Delivery of Transdermal Formulations
Buprenorphine Transdermal System (Butrans®)
UPDATE ON HYDROMORPHONE
UPDATE ON OXYCODONE
UPDATE ON THE USE OF HYDROCODONE
TRANSDERMAL FENTANYL
Fentanyl Iontophoretic Transdermal Patches
Application Sites and Precautions for the Patches
OBSTETRICS AND OPIOIDS
GENETICS AND OPIOIDS
GENETICS AND LABOR ANALGESIA
DRUGS IN DEVELOPMENT
Kappa-Opioid Agonists
CONCLUSION
CHAPTER 16:
Role of Nitrous Oxide in Modern Day Anesthesia
INTRODUCTION
ADVANTAGES OF NITROUS OXIDE
Analgesia
Anesthetic Awareness
Neurological Effects
Cardiovascular Effects
DISADVANTAGES
Wound Infection
Greenhouse Gas Effects
CHAPTER 17:
Recent Developments in the Management of Obstetric Hemorrhage
INTRODUCTION
ANTEPARTUM HEMORRHAGE
Placenta Previa
Placental Abruption
Uterine Rupture
Vasa Previa
POSTPARTUM HEMORRHAGE
Uterine Atony
Genital Trauma
Retained Placenta
GOALS IN THE MANAGEMENT OF MASSIVE OBSTETRIC HEMORRHAGE
Identification of At-risk Patients
Optimization of Red Cell Reserves
Active Management of Third Stage of Labor
Prompt Diagnosis of Underlying Cause of Bleeding
Restricted use of Crystalloids and Colloids
Massive Transfusion Protocols
COAGULATION STUDIES
MANAGING COAGULOPATHY
Fibrinogen Concentrate
Recombinant Activated Factor VII (rFVIIa)
Tranexamic Acid
Intraoperative Cell Salvage
Surgical Intervention
ANESTHETIC MANAGEMENT
IMPROVING INTERDISCIPLINARY COMMUNICATION
CHAPTER 18:
Monitoring Issues in Spine Surgery
INTRODUCTION
TRANSCRANIAL MOTOR-EVOKED POTENTIALS (TCMEPS)
Technique
Interpretation of MEP and Sign of Injury
Advantages of TcMEP
Disadvantages of TcMEP
SOMATOSENSORY-EVOKED POTENTIALS (SSEP)
Sign of Injury
Advantages of SSEP
Disadvantages of SSEP
SPONTANEOUS ELECTROMYOGRAPHY
Advantages of Spontaneous EMG
Disadvantages of Spontaneous EMG
TRIGGERED ELECTROMYOGRAPHY
NERVE CONDUCTION STUDIES
F-wave
The H-reflex (Hoffmann's reflex)
Axon Reflex
DIRECT SPINAL CORD STIMULATION
ANESTHETIC CONSIDERATIONS
SPECIFIC MONITORING
CONCLUSION
CHAPTER 19:
Environmental Issues in the Operation Theater
INTRODUCTION
OPERATION THEATER DESIGNING
Operating Room Size2
Heating, Ventilation, and Air Conditioning2
Lighting2
Communication
MATERIALS MANAGEMENT
Waste Gases and Scavenging
Health Risks of Anesthetic Waste Gases
Radiation Safety
Electricity and Fire Safety
Fire Prevention
Procedure in Case of High Fire Risk
Fire Management25
INFECTION CONTROL
Preventing Contamination of Drugs
Safe Use and Disposal of Sharps
Anesthetic Equipment and Infection Control
Anesthetic Face Masks
Airways and Tubes
Anesthetic Breathing Systems
Anesthetic Machines
Laryngoscopes
Bougies
Surfaces
Resuscitation Equipment
CHAPTER 20:
Postoperative Nausea and Vomiting: What is New?
INTRODUCTION
MECHANISM OF EMESIS
NEW INFORMATION ON PONV RISK FACTORS
RISK SCORE FOR PONV
Attenuating Baseline Risk Factors for PONV
RECENT INFORMATION ON ANTIEMETICS
STRATEGIES THAT LACK OR HAVE LIMITED EVIDENCE OF EFFECT
NONPHARMACOLOGIC PROPHYLAXIS
CONSENSUS GUIDELINES FOR THE MANAGEMENT OF PONV 2014
CHAPTER 21:
Ultrasound in Anesthesia Practice
INTRODUCTION
LEARNING CURVE FOR ULTRASOUND GUIDANCE
PERIPHERAL NERVE BLOCKS
NEURAXIAL BLOCK
ABDOMINAL ULTRASOUND
PERIPHERAL VENOUS ACCESS
DAYCARE SURGERY
ARTERIAL CANNULATION
CENTRAL VENOUS ACCESS
CARDIAC OUTPUT ASSESSMENT
ENDOTRACHEAL TUBE POSITION
RESPIRATORY COMPLICATIONS
AIRWAY ASSESSMENT
ASSESSMENT OF GASTRIC VOLUME
THORACIC ULTRASOUND
OTHER USES
CONCLUSION
CHAPTER 22:
Anesthesia for Carotid Endarterectomy
INTRODUCTION
SURGICAL PROCEDURE
Shunting
ANESTHETIC GOALS FOR CEA
LOCAL VERSUS GENERAL ANESTHETIC TECHNIQUE FOR CEA
LOCAL ANESTHETIC TECHNIQUES
Cervical Epidural
Superficial Cervical Plexus Block
Modified or Intermediate Cervical Plexus Block
Deep Cervical Plexus Block
MANAGEMENT OF REGIONAL ANESTHESIA
Preoperative Assessment
Monitoring
Management of the “Awake” Carotid
GENERAL ANESTHESIA
POSTOPERATIVE MANAGEMENT
CHAPTER 23:
Noncardiogenic Pulmonary Edema
INTRODUCTION
PATHOPHYSIOLOGY
CLINICAL FEATURES
TYPES OF NONCARDIOGENIC PULMONARY EDEMA
Drug-induced Pulmonary Edema
Neurogenic Pulmonary Edema
Transfusion-related Acute Lung Injury (TRALI)
High Altitude Pulmonary Edema (HAPE)
Immersion Pulmonary Edema/Swimming Induced Pulmonary Edema (SIPE)
Negative Pressure Pulmonary Edema (NPPE)
TREATMENT
CONCLUSION
CHAPTER 24:
Anesthetic Implications in a Patient with Burn Injury
INTRODUCTION
PATHOPHYSIOLOGY OF BURNS RELEVANT TO ANESTHESIA
Airway and Pulmonary Functions
Inhalation Injury
Carbon Monoxide Toxicity
Cyanide Toxicity
Circulation
Approach to Resuscitation
Fluid Selection
Estimating Initial Fluid Requirements
Monitoring Adequacy of Resuscitation
Renal Function
Liver Function
Hematologic Function
Gastrointestinal and Metabolic Functions
Immune Function
PREOPERATIVE MANAGEMENT
History and Physical Examination
Extent of Burns
Type of Surgery
Preoperative Investigations
Preoperative Fasting
Premedication
INTRAOPERATIVE MANAGEMENT
Pharmacokinetics and Pharmacodynamics of Anesthetics
Choice of Anesthesia
General Anesthesia
Regional Anesthesia
Local Anesthesia
Airway Management and Ventilation
Monitoring
Vascular Access
Fluid Management
Blood Transfusion
Thermoregulation
Extubation
MANAGEMENT OF BURN PAIN
CONCLUSION
CHAPTER 25:
Journal Scan
ABSTRACT
COMMENTARY
REFERENCES
ABSTRACT
COMMENTARY
REFERENCES
ABSTRACT
COMMENTARY
REFERENCES
ABSTRACT
COMMENTARY
INDEX
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