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Diagnostic Evaluation of the Respiratory System
Claudio Sorino
SECTION 1: RESPIRATORY SYSTEM ASSESSMENT
CHAPTER 1:
Signs, Symptoms, and Medical History in Respiratory Medicine
HISTORY OF PRESENT ILLNESS (HPI)
PAST MEDICAL HISTORY (PMH)
DRUG HISTORY (DH)
FAMILY HISTORY
OCCUPATIONAL HISTORY (OH)
DYSPNEA
Pathophysiology of Dyspnea
Measurement Tools for Dyspnea
CHEST PAIN
Central or Mediastinal Pain
Pleuritic Pain
Chest Wall Pain
Chest Pain Radiating from Extrathoracic Sites
COUGH
HEMOPTYSIS (COUGHING UP BLOOD)
MISCELLANEOUS SYMPTOMS
CHAPTER 2:
Respiratory Examination
OVERVIEW OF THE SEMEIOTICS OF THE RESPIRATORY SYSTEM
CHEST INSPECTION
CHEST PALPATION
CHEST PERCUSSION
CHEST AUSCULTATION
CHAPTER 3:
Clinical Utility and Interpretation of Laboratory Tests in Respiratory Medicine
OVERVIEW OF LABORATORY TESTS IN RESPIRATORY MEDICINE
BLOOD COUNT
C-REACTIVE PROTEIN
ERYTHROCYTE SEDIMENTATION RATE
PROCALCITONIN
LABORATORY DIAGNOSIS OF PNEUMONIA
Microbiology
Serology and Urine Antigens
D-DIMER
NATRIURETIC PEPTIDES
Role in Diagnosis of Acute Dyspnea
Acute Heart Failure
Acute Coronary Syndromes
Pulmonary Embolism
Other Applications
MARKERS FOR MYOCARDIAL ISCHEMIA
Troponins
Creatine Kinase
Myoglobin
Causes of Elevation Unrelated to Coronary Thrombosis
TUMOR MARKERS IN LUNG CANCER
CHAPTER 4:
Diagnosis of Respiratory Allergy
OVERVIEW OF ALLERGY DIAGNOSIS
IN VIVO (SKIN) TESTS FOR CONFIRMATION OF ALLERGIC SENSITIZATION
Precautions and Contraindications
Skin Prick Testing Procedure
IN VITRO (SEROLOGICAL) TESTS FOR ALLERGIC SENSITIZATION
Total Serum IgE Autoanalyzers
Clinical Use
Allergen-specific IgE Antibody Immunoassays
Clinical Use
Plasma Tryptase
Clinical Use
Eosinophils and Eosinophil-derived Substances
MOLECULAR-BASED ALLERGY
Method
Clinical Use
DEFINITIONS
Allergen Source
Allergen Extract
Allergenic Molecule (Allergen Component)
Cross-Reactivity
Cosensitization
Stability of Allergens
Allergen-specific IgE Concentration/Level
Allergen-specific IgE Sensitization
Allergen-specific IgE Detection Based on Allergen Extracts
Allergen-specific IgE Detection Based on Allergenic Molecules
Cross-reactive Carbohydrate Determinant
Epitope
Molecular-based Allergy Diagnostics
Panallergen
Recombinant Allergen
CHAPTER 5:
Tuberculosis Diagnostics: In Vivo and In Vitro Techniques
BACKGROUND
DIAGNOSIS OF LATENT TUBERCULOSIS INFECTION
Tuberculin Skin Test
Interpretation of Tuberculin Skin Test
Interferon-Gamma Release Assays
DIAGNOSIS OF ACTIVE PULMONARY TUBERCULOSIS
Smear Microscopy
Culture and Drug-Susceptibility Testing
DNA Technology and Nucleic Acid Amplification
SECTION 2: EVALUATION OF RESPIRATORY FUNCTION
CHAPTER 6:
Overview of the Pulmonary Function Tests
MEANING OF LUNG FUNCTION
SPIROGRAM AND DISPLACEABLE VOLUMES
Forced Expiratory Volume in 1 Second (FEV1)
Vital Capacity
Forced Vital Capacity (FVC)
FEV1/VC Ratio
Forced Expiratory Volume by Time t Seconds (FEVt)
Tidal Volume
Inspiratory Reserve Volume (IRV)
Inspiratory Capacity (IC)
NONDISPLACEABLE LUNG VOLUMES
Residual Volume (RV)
Total Lung Capacity (TLC)
Functional Residual Capacity (FRC)
Thoracic Gas Volume (TGV)
PARAMETERS OF RESPIRATORY FLOW
Peak Expiratory Flow (PEF)
Peak Inspiratory Flow (PIF)
Forced Expiratory Flow at 25% of FVC (FEF 25%)
Forced Expiratory Flow at 75% of FVC (FEF 75%)
Forced Expiratory Flow between 25% and 75% of FVC (FEF 25–75%)
PARAMETERS OF AIRWAYS RESISTANCE
PARAMETERS OF LUNG DIFFUSING CAPACITY
Tools Used for the Measurement of Lung Function
Spirometry
CHAPTER 7:
Displaceable Lung Volumes: Simple Spirometry
OVERVIEW OF SIMPLE SPIROMETRY
PREPARATION OF THE EQUIPMENT
PREPARATION OF THE PATIENT AND PRECAUTIONS BEFORE TESTING
TEST EXECUTION
QUALITY ASSESSMENT OF SPIROMETRY
Evaluation of the Technique and Graphs
Within-Maneuver Evaluation (Acceptability)
Between-Maneuver Evaluation
INTERPRETATION OF TEST
BRONCHODILATOR REVERSIBILITY TEST
CHAPTER 8:
Lung Volumes and Further Assessment: Beyond Spirometry
HISTORY OF LUNG VOLUME MEASUREMENT
DEFINITIONS
CLINICAL VALUE OF LUNG VOLUME MEASUREMENTS
Restrictive Lung Disease
Obstruction and Hyperinflation
Residual Volume Matters
BODY PLETHYSMOGRAPHY
Equipment
Measurement Technique
Temperature
Other Useful Measurements with Plethysmography
Measuring the Total Lung Capacity
HELIUM DILUTION
Equipment
Measurement Technique
MULTIPLE-BREATH NITROGEN WASHOUT
Equipment
Measurement Technique
IMAGING
Chest X-Ray
Computerized Tomography Scans
Magnetic Resonance Imaging
Interpreting Results
Restriction
Hyperinflation
Combined Obstruction and Restriction
Examples
EVALUATION OF THE RESPIRATORY MUSCLE STRENGTH
CHAPTER 9:
Bronchoprovocation Challenge Test
OVERVIEW OF BRONCHOPROVOCATION CHALLENGE TEST AND CLINICAL INDICATIONS
BRONCHIAL HYPERRESPONSIVENESS
SPECIFIC AND NONSPECIFIC AIRWAY RESPONSIVENESS
HOW TO EXPRESS AIRWAY RESPONSIVENESS?
HOW TO PERFORM A BRONCHOPROVOCATION CHALLENGE TEST?
CONTRAINDICATIONS AND PRECAUTIONS
PHARMACOLOGIC CHALLENGE TESTS
Methacholine Challenge
Mannitol Challenge
Adenosine Challenge
Histamine Challenge
EXERCISE CHALLENGE TEST
Bicycle Ergometer Protocol
Treadmill Protocol
COLD AIR CHALLENGE TEST
EUCAPNIC VOLUNTARY HYPERPNEA
First Protocol
Second Protocol
ANTIGEN CHALLENGE TEST
CHAPTER 10:
Diffusing Capacity or Transfer Factor of the Lung
PATHOPHYSIOLOGY OF PULMONARY DIFFUSION
ALTERATIONS OF LUNG DIFFUSION CAPACITY
OVERVIEW OF LUNG DIFFUSION MEASUREMENT
ADVANTAGES OF USING CARBON MONOXIDE
PATIENT PREPARATION
PROCEDURE
ACCEPTABILITY AND REPEATABILITY
Acceptability
Repeatability
INTERPRETATION OF DATA
CHAPTER 11:
Ventilation Homogeneity and Lung Elasticity
LUNG VENTILATION
LUNG ELASTICITY: STATICS
LUNG ELASTICITY: DYNAMICS
PHYSIOLOGICAL METHODS TO STUDY THE DISTRIBUTION OF VENTILATION
CHAPTER 12:
Lung Function Testing in Preschool Children
OVERVIEW OF LUNG FUNCTION TESTING IN PRESCHOOL CHILDREN
INTERRUPTER TECHNIQUE
FORCED OSCILLATION TECHNIQUE
SPIROMETRY IN COOPERATING CHILDREN
PRESCHOOL SPIROMETRY
Types of Ventilatory Defects
EXHALED NITRIC OXIDE
EXHALED BREATH CONDENSATE
STATIC LUNG VOLUMES
BRONCHOPROVOCATION CHALLENGE TEST
CHAPTER 13:
Arterial Blood Gas Analysis and other Tools for the Evaluation of Gas Exchange Efficiency
OVERVIEW OF THE MEASUREMENT OF GAS EXCHANGE EFFICIENCY
Arterial Puncture
Preanalytical Phase
Parameter Description
Arterial Blood Gases
Arterial Blood pH
Acid-base Status
Other Parameters
Strategy for Interpretation of Results
1. Assess acid-base status
2. Determine if the disturbance is respiratory or metabolic
3. Assess for compensation
4. Assess the oxygenation status
5. If a metabolic acidosis exists, calculate the anion gap
PULSE OXIMETRY
TRANSCUTANEOUS OXYGEN AND CARBON DIOXIDE MEASUREMENT
CHAPTER 14:
Cardiopulmonary Exercise Testing
OVERVIEW OF CARDIOPULMONARY EXERCISE TESTING AND MAIN INDICATIONS
EQUIPMENT REQUIRED
Exercise Equipment
Airflow or Volume Transducers
Gas Analyzers
Gas Exchange Measurement
Electrocardiographic Monitoring
PRETEST RECOMMENDATIONS
TEST PROTOCOLS
CPET PROCEDURE
Resting Phase of CPET
Warm-up Phase
Incremental Exercise and Criteria for Terminating the Exercise Test
KEY VARIABLES, NORMAL VALUES AND SIGNIFICANCE
ANAEROBIC, LACTATE, AND VENTILATORY THRESHOLDS
INTERPRETATION OF RESULTS
VO2 (O2 uptake) at Rest and during Warm-up Phase
Respiratory Exchange Ratio: VCO2/VO2
VO2/W Relationship between VO2 and Workload in Watts
REPORT PREPARATION
Step 1: Quality Control
SPO2 Data
Leaks in the System
Step 2: Indications for the Test and other Relevant Clinical Data
Step 3: Factors Limiting Exercise
Step 4: Maximal Exercise Capacity
Step 5: Cardiovascular Response
Step 6: Ventilatory Response
Step 7: Gas Exchange and Blood Gases
Data Analysis
CHAPTER 15:
Diagnostic Tests for Sleep-Related Breathing Disorders
SLEEP VERSUS WAKEFULNESS: WHAT IS DIFFERENT?
OVERVIEW OF SLEEP-RELATED BREATHING DISORDERS
Central Sleep Apnea Syndrome and Cheyne-Stokes Respiration
TESTS FOR MEASURING EXCESSIVE DAYTIME SLEEPINESS
HOW TO STUDY SLEEP?
HOW TO SELECT THE MOST APPROPRIATE DIAGNOSTIC PROCEDURE?
PREPARATION OF THE PATIENT FOR POLYGRAPHY
ANALYSIS AND INTERPRETATIVE STRATEGIES
FACTORS TO BE INCLUDED IN A SUMMARY REPORT
DIAGNOSTIC CRITERIA FOR RESPIRATORY EVENTS
SECTION 3: DIAGNOSTIC IMAGING
CHAPTER 16:
Chest Radiograph: Technical Aspects, Normal Findings and Extrapulmonary Structures
OVERVIEW
NOTES ON TECHNICAL ASPECTS
Projection
Patient Positioning
Rotation
Exposure
Inspiratory Effort
Artifacts
NORMAL LUNG AND LUNG PARENCHYMA
TRACHEA AND CENTRAL AIRWAYS
PLEURA
Pleural Effusion
Pneumothorax
Pleural Masses
Extrapleural Sign
MEDIASTINUM
CHEST WALL
Review Areas
CONCLUSION
CHAPTER 17:
Chest Radiograph: Lung Pathological Findings and Main Signs
OVERVIEW
Interstitial Lung Pattern
Nodules
Lung Consolidations
Atelectasis
DECREASED PULMONARY DENSITY
MAIN SIGNS IN RADIOLOGY
Silhouette Sign
Pulmonary Artery Overlay Sign/Double Density Sign
Double Lesion Sign
The Halo Sign
Inlet-to-Outlet Shadow
Air Bronchogram
Open Bronchus Sign
Luftsichel Sign
CHAPTER 18:
Chest Computed Tomography for the Evaluation of Respiratory Diseases
INTRODUCTION
EVOLUTION OF CT AND APPLICATIONS TO THE RESPIRATORY TRACT
MAIN INDICATIONS
APPLICATIONS TO LUNG CANCER
General Aspects
Central and Peripheral Lesions
Screening with Low-Dose CT
Staging
Solitary Pulmonary Nodule
APPLICATIONS TO DIFFUSE PARENCHYMAL LUNG DISEASES
HRCT Features of UIP Pattern
PATTERN OF INCREASED PULMONARY DENSITY
PATTERN OF DECREASED PULMONARY DENSITY
Emphysema
Bronchiectasis
VIRTUAL BRONCHOSCOPY
CHAPTER 19:
High-Resolution Computed Tomography for the Evaluation of Airways Distensibility
AIRWAY DISTENSION AND DEEP INSPIRATIONS
BENEFICIAL EFFECTS OF LUNG INFLATION
FACTORS AFFECTING THE BENEFICIAL EFFECTS OF LUNG INFLATION
ROLE OF HRCT IN ASSESSING AIRWAY DISTENSIBILITY
CHAPTER 20:
Computed Tomographic Pulmonary Angiography
OVERVIEW ON COMPUTED TOMOGRAPHIC PULMONARY ANGIOGRAPHY
INDICATIONS AND CONTRAINDICATIONS
HOW THE TEST IS PERFORMED?
Technical Aspects of CTPA
Imaging Findings of Pulmonary Embolism
Reporting of Findings
Diagnostic Yield
CHAPTER 21:
Conventional Pulmonary Angiography
OVERVIEW OF PULMONARY ANGIOGRAPHY
INDICATIONS
Acute Pulmonary Embolism
Chronic Pulmonary Embolism
Pulmonary Vascular Abnormalities
CONTRAINDICATIONS
RISKS AND POSSIBLE COMPLICATIONS
TECHNIQUE
Preprocedural Care: Patient Preparation and Premedication
Vascular Access
Sheath, Catheters, and Guidewires
Image Acquisition
Procedural Care
Postprocedural Care
Test Interpretation
CHAPTER 22:
Role of Magnetic Resonance Imaging in the Evaluation of Respiratory Diseases
OVERVIEW AND HISTORY
LUNG PARENCHYMA: THE BLACK HOLE OF MRI
IS THERE ADDED-VALUE OF MRI FOR PATIENT ASSESSMENT?
Short Echo Time and Ultra Short Echo Time MRI
Fourier Decomposition MRI
Gas Contrast Enhanced MRI
Oxygen-Enhanced MRI
Hyperpolarized Noble Gas MRI
19F MRI
WHEN IS PULMONARY MRI THE MODALITY OF CHOICE?
Longitudinal and Serial Studies
MRI of Pediatric Lung Disease
Asthma
Cystic Fibrosis
Lung Growth and Abnormal Lung Development
SUMMARY AND FUTURE DIRECTIONS
CHAPTER 23:
Lung Ultrasonography
OVERVIEW OF LUNG ULTRASOUND
BASIC KNOWLEDGE OF LUNG ULTRASONOGRAPHY TECHNIQUE
ULTRASOUND EQUIPMENT AND PROBES
IMAGING OF THE CHEST WALL
A LINES AND B LINES
EVALUATION OF PLEURAL DISEASE
STUDY OF DIAPHRAGMATIC KINETICS
EVALUATION OF PULMONARY DISEASE
ULTRASOUND-GUIDED INTERVENTIONAL PROCEDURES
CHAPTER 24:
Single Photon Emission Computed Tomography in the Evaluation of Lung Diseases
OVERVIEW OF VENTILATION/ PERFUSION SPECT
V/P SPECT AND PULMONARY EMBOLISM
BASIC PRINCIPLES OF PULMONARY EMBOLISM DIAGNOSIS WITH V/P SPECT
IMAGING PROTOCOLS
V/P SPECT Acquisition
REPORTING FINDINGS
Ventilation-Perfusion Patterns
Criteria for Acute Pulmonary Embolism
Chronic Pulmonary Embolism
ROLE OF VENTILATION SPECT IN DIAGNOSIS OF OTHER LUNG DISEASES
Chronic Obstructive Pulmonary Disease
Pneumonia
Left Heart Failure
V/P SPECT VERSUS MDCT
Diagnosis of Pulmonary Embolism
Radiation Doses
Follow-up
Research
CLINICAL USE OF HYBRID V/P SPECT/CT
CONCLUSION
CHAPTER 25:
Positron Emission Tomography: Role in Lung Cancer Evaluation and Management
OVERVIEW
ROLE OF PET IN DIAGNOSIS AND STAGING OF LUNG CANCER
PET and Solitary Pulmonary Nodule
PET and Staging
M-stage
ROLE OF PET IN PROGNOSIS OF LUNG CANCER
ROLE OF PET IN CHEMOTHERAPY
ROLE OF PET IN RADIOTHERAPY
SECTION 4: INVASIVE DIAGNOSTIC PROCEDURES
CHAPTER 26:
Diagnostic Applications of Flexible Bronchoscopy
BACKGROUND
EQUIPMENT AND ADVANCES IN BRONCHOSCOPY
INDICATIONS FOR DIAGNOSTIC BRONCHOSCOPY (BOX 26.1)
CONTRAINDICATIONS TO FLEXIBLE BRONCHOSCOPY (BOX 26.2)
TECHNIQUE
POSITIONING AND ROUTES OF ACCESS
PREPARATION
SEDATION
ANATOMY OF AIRWAYS
Upper Airways
Lower Airways
Bronchial Nomenclature
PROCEDURES
RISKS AND COMPLICATIONS
CLEANING AND REPROCESSING FLEXIBLE BRONCHOSCOPES
CHAPTER 27:
Bronchial Brushing and Biopsy
BRONCHIAL BRUSHING
Procedure
Smear Preparation
ENDOBRONCHIAL BIOPSY
Procedure
TRANSBRONCHIAL BIOPSY
Indications and Contraindications
Required Tools
Procedure
Possible Complications
BRONCHIAL WASHING
CHAPTER 28:
Transthoracic Needle Biopsy
OVERVIEW
INDICATIONS AND CONTRAINDICATIONS
BIOPSY PLANNING
NEEDLE TYPES
PREBIOPSY PREPARATION AND GENERAL BIOPSY TECHNIQUE
BIOPSY TECHNIQUE FOR PULMONARY, MEDIASTINAL, AND PLEURAL LESIONS
Pulmonary Lesions
Mediastinal Lesions
Pleural Lesions
POSTPROCEDURAL PRECAUTIONS
POSSIBLE COMPLICATIONS
CHAPTER 29:
Conventional Transbronchial Needle Aspiration
OVERVIEW OF TRANSBRONCHIAL NEEDLE ASPIRATION AND MAIN INDICATIONS
PLANNING OF C-TBNA AND CHEST IMAGING STUDY
MAPPING SYSTEMS OF THE LYMPH NODES
REQUIRED TOOLS
TECHNIQUE
CONTRAINDICATIONS AND POSSIBLE COMPLICATIONS
DIAGNOSTIC YIELD OF TRANSBRONCHIAL NEEDLE ASPIRATION
ENDOBRONCHIAL NEEDLE ASPIRATION
PERIPHERAL TRANSBRONCHIAL NEEDLE ASPIRATION
CHAPTER 30:
Bronchoalveolar Lavage
OVERVIEW ON BRONCHOALVEOLAR LAVAGE
GENERAL RECOMMENDATIONS
POSSIBLE COMPLICATIONS
SAFETY CONSIDERATIONS
MACROSCOPIC EXAMINATION OF BAL
CYTOLOGICAL EXAMINATION FROM BAL
MICROBIOLOGY FROM BAL
EVOLVING AND FUTURE USES OF BAL FOR PATIENT MANAGEMENT AND CLINICAL RESEARCH
CHAPTER 31:
Thoracentesis
OVERVIEW OF PLEURAL EFFUSION AND THORACENTESIS
INDICATIONS
RELATIVE CONTRAINDICATIONS
PATIENT PREPARATION AND POSITION
PREPROCEDURE PLANNING
HOW THE TEST IS PERFORMED
RISKS AND POSSIBLE COMPLICATIONS
POST-PROCEDURE CARE
INTERPRETATION OF PLEURAL FLUID ANALYSIS
CHAPTER 32:
Mediastinoscopy
OVERVIEW OF MEDIASTINOSCOPY
MAIN INDICATIONS
SURGICAL TECHNIQUE
RISKS AND POSSIBLE COMPLICATIONS
DISCUSSION
CHAPTER 33:
Video-Assisted Thoracic Surgery as a Diagnostic Tool
BACKGROUND
INDICATIONS AND CONTRAINDICATIONS
PROCEDURE
CHAPTER 34:
Endobronchial Ultrasound
OVERVIEW OF ENDOBRONCHIAL ULTRASOUND
TECHNOLOGY
INDICATIONS
TECHNIQUE
MEDIASTINAL AND HILAR LYMPH NODES
Station 7
Station 11R
Station 10R
Station 4R
Station 2R
Station 11L
Station 10L
Station 4L
Station 2L
EBUS AND LUNG CANCER
POSSIBLE COMPLICATIONS
INDEX
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