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Pulmonary Alterations and Infectious Diseases Study Guide

This guide explores the pathophysiology and clinical manifestations of various pulmonary conditions, including vascular diseases like pulmonary embolism and hypertension, different types of lung cancer, laryngeal cancer, and cystic fibrosis. It details the underlying mechanisms, risk factors, and key symptoms associated with each condition, providing a comprehensive understanding of respiratory system pathologies.

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Signs, Symptoms, and Conditions of Pulmonary Disease

Alterations of Pulmonary Function

Signs and symptoms of pulmonary disease include dyspnea, cough, abnormal sputum, hemoptysis, abnormal breathing patterns, hypoventilation, hyperventilation, cyanosis, clubbing, and pain.

  • Cough
  • Hemoptysis
  • Abnormal breathing patterns
  • Hypoventilation
  • Hyperventilation
  • Respiratory acidosis
  • Respiratory alkalosis
  • Cyanosis
  • Clubbing
  • Pleural pain
  • Hypercapnia
  • Hypoxemia
  • Ventilation-perfusion abnormalities
  • Shunting

Pulmonary Alterations and Pleural Abnormalities

This content discusses conditions caused by pulmonary disease or injury, disorders of the chest wall, and various pleural abnormalities.

  • Acute respiratory failure
  • Hypoxemia
  • Hypercapnia
  • Chest wall restriction
  • Impaired respiratory muscle function
  • Flail chest
  • Iatrogenic pneumothorax
  • Open pneumothorax
  • Tension pneumothorax
  • Pleural effusion
  • Transudative effusion
  • Exudative effusion
  • Chylothorax
  • Hemothorax

Structure and Function of the Pulmonary System

Structure and Function of Pulmonary System

The pulmonary system carries out ventilation and diffusion through structures including the upper airways, lower airways, and the lungs.

  • Ventilation
  • Diffusion
  • Perfusion
  • Upper airways
  • Lower airways
  • Diaphragm
  • Mediastinum
  • Conducting airways
  • Trachea
  • Goblet cells
  • Gas-exchange airways
  • Alveoli
  • Type I alveolar cells
  • Type II alveolar cells
  • Surfactant production
  • Alveolar macrophages

Restrictive and Obstructive Lung Diseases

Restrictive and Obstructive Pulmonary Alterations

This content compares restrictive lung disease, characterized by reduced compliance and difficulty getting air in, with obstructive lung disease, characterized by increased airway resistance and difficulty getting air out.

  • Restrictive lung disease
  • Obstructive lung disease
  • Lung compliance
  • Airway resistance
  • Pulmonary fibrosis
  • Pneumonia
  • Asthma
  • Bronchitis
  • Emphysema
  • Pulmonary function tests
  • FEV1/FVC ratio
  • Forced vital capacity
  • Forced expiratory volume in one second
  • Residual volume

Restrictive and Obstructive Pulmonary Disorders

This content examines restrictive lung disorders and obstructive pulmonary disease, including clinical manifestations and causes.

  • Restrictive lung disorders
  • Aspiration
  • Atelectasis
  • Pulmonary fibrosis
  • Oxygen toxicity
  • Pneumoconiosis
  • Systemic disorders
  • Acute respiratory distress syndrome
  • Obstructive pulmonary disease
  • Asthma
  • Chronic bronchitis
  • Emphysema
  • Chronic obstructive pulmonary disease

Pulmonary Alterations and Asthma Pathophysiology

This content discusses pulmonary alterations including bronchiectasis, bronchiolitis, bronchiolitis obliterans, and the pathophysiology and clinical manifestations of asthma.

  • Bronchiectasis
  • Bronchiolitis
  • Bronchiolitis obliterans
  • Asthma
  • Bronchial hyperresponsiveness
  • Bronchospasm
  • Mucosal edema
  • IgE production
  • Mast cell degranulation
  • Inflammatory mediators
  • Early asthmatic response
  • Late asthmatic response
  • Airway remodeling
  • Status asthmaticus

Pathophysiology of Chronic Obstructive Pulmonary Disease

Chronic obstructive pulmonary disease involves airflow limitation through chronic bronchitis and emphysema caused by mucus hypersecretion, alveolar wall destruction, and inflammatory responses to noxious particles.

  • Chronic bronchitis
  • Emphysema
  • Chronic obstructive pulmonary disease (COPD)
  • Pathophysiology of mucus hypersecretion
  • Alveolar wall destruction
  • Centriacinar emphysema
  • Panacinar emphysema
  • Alpha-1 antitrypsin deficiency
  • Clinical manifestations of COPD
  • Risk factors for pulmonary alterations

Pathophysiology of Cystic Fibrosis

Cystic fibrosis is an autosomal recessive multisystem disease caused by mutations in the cystic fibrosis transmembrane conductance regulator protein leading to abnormal secretions and defective epithelial ion transport.

  • Autosomal recessive multisystem disease
  • Cystic fibrosis transmembrane conductance regulator (CFTR) protein
  • Chloride transport abnormality
  • Defective ion transport
  • Mucus plugging
  • Chronic inflammation
  • Hyperplasia of goblet cells
  • Bronchiectasis
  • Pneumonia
  • Hypoxia
  • Fibrosis
  • Mucociliary clearance
  • Clinical manifestations

Pulmonary and Bronchial Circulation Systems

Pulmonary and Bronchial Circulation Physiology

Pulmonary circulation facilitates gas exchange and delivers nutrients to lung tissues while bronchial circulation supplies blood to the trachea and bronchial tree.

  • Pulmonary circulation functions
  • Gas exchange
  • Bronchial circulation
  • Pulmonary artery compliance
  • Systemic circulation vs pulmonary circulation pressure
  • Cardiac output distribution

Pathophysiology of Pulmonary Infections and Vascular Diseases

Pulmonary Alterations and Infectious Diseases

Infections of the lower respiratory tract including pneumonia, tuberculosis, abscess formation, and acute bronchitis.

  • Pneumonia
  • Community-acquired pneumonia
  • Health care–associated pneumonia
  • Hospital-acquired pneumonia
  • Ventilator-associated pneumonia
  • Pneumococcal pneumonia
  • Viral pneumonia
  • Influenza
  • Tuberculosis
  • Mycobacterium tuberculosis
  • Granulomatous lesion
  • Caseous necrosis
  • Abscess formation
  • Cavitation
  • Acute bronchitis

Pulmonary Vascular Disease and Lung Cancer

Pathophysiology, clinical manifestations, and risk factors for pulmonary embolism, pulmonary artery hypertension, cor pulmonale, laryngeal cancer, and lung cancer.

  • Pulmonary embolism
  • Pulmonary artery hypertension (PAH)
  • Cor pulmonale
  • Laryngeal cancer
  • Lung cancer
  • Non–small-cell lung cancer
  • Squamous cell carcinoma
  • Adenocarcinoma
  • Large cell carcinoma
  • Cystic fibrosis

Pulmonary Anatomy, Mechanics, and Gas Transport

Pulmonary Physiology and Mechanics of Breathing

This content covers the functions of the pulmonary system, including ventilation, gas diffusion, and perfusion, alongside the anatomy of the chest wall, pleura, and neurochemical control of respiration.

  • Lymphatics
  • Chest wall
  • Thoracic cavity
  • Visceral pleura
  • Parietal pleura
  • Pleural space
  • Pleural pressure
  • Ventilation
  • Minute volume
  • Alveolar ventilation
  • Anatomic dead space
  • Pulmonary volumes
  • Tidal volume
  • Inspiratory reserve volume
  • Expiratory reserve volume
  • Residual volume
  • Vital capacity
  • Total lung capacity
  • Neurochemical control
  • Phrenic nerve

Pulmonary Physiology and Gas Transport

This topic covers ventilation-perfusion ratio, gas transport mechanisms, hemoglobin oxygen dissociation, and carbon dioxide transport.

  • V/Q ratio
  • Ventilation
  • Perfusion
  • Hypoxic vasoconstriction
  • Bronchoconstriction
  • Gas transport
  • Diffusion
  • Hemoglobin
  • Oxyhemoglobin dissociation curve
  • Bohr effect
  • Carbon dioxide transport
  • Bicarbonate
  • Alveolar oxygen
  • Alveolar carbon dioxide
  • Aging and the pulmonary system

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