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Chapter 3

Lower Respiratory Tract Infections

Pneumonia is a lung parenchymal infection that affects one or both lungs. Risk factors for pneumonia include air pollution, smoking, corticosteroid and …
Pneumonia follows a sequence of pathophysiological changes. The process begins when pathogens enter the respiratory tract through various means, such as …
Pneumonia can lead to complications like hypotension, pleural effusion, atelectasis, pneumothorax, and respiratory failure, especially without timely …
Effective pneumonia management includes the following: Pharmacological treatment for pneumonia involves oral or intravenous antibiotics for bacterial …
Nursing management of a patient with pneumonia includes the following interventions. Nurses must adhere to medical asepsis and infection control …
Tuberculosis or TB is an infectious disease caused by Mycobacterium tuberculosis primarily affecting the lung parenchyma. It can also affect other body …
The pathophysiology of tuberculosis begins when a susceptible host inhales aerosolized droplets containing Mycobacterium tuberculosis. The droplets reach …
Tuberculosis can be classified into the following six categories based on disease progression: Class zero indicates no known tuberculosis exposure with a …
Diagnosing tuberculosis involves a series of tests. The initial method is the Mantoux tuberculin skin test, which entails injecting a small amount of …
Collaborative care for pulmonary tuberculosis involves a prolonged medication course tailored to drug-susceptible or drug-resistant tuberculosis. …
Acute respiratory failure develops when the respiratory system fails to meet the body's oxygenation, ventilation, or metabolic requirements. It can …
Type 1 hypoxemic respiratory failure occurs due to an inadequate oxygen supply, characterized by a partial pressure of oxygen below 60 milliliters of …
Type 2 or hypercapnic respiratory failure occurs due to increased carbon dioxide production or decreased alveolar ventilation. It is characterized by …
Clinical manifestations of acute respiratory failure include the following: Initial manifestations like restlessness and confusion indicate inadequate …
Managing acute respiratory failure necessitates a collaborative approach. Respiratory therapy aims to optimize oxygenation and ventilation while …
Tuberculosis is still a leading cause of morbidity and mortality worldwide. Improvements to existing drug regimens and the development of novel …
Acute respiratory distress syndrome (ARDS) causes acute lung injury, characterized by rapid alveolar damage and severe hypoxemia. This, in turn, leads to …