An acture viral infection that is rare in children over age of 2. Mucous membranes swell and the lumina fill with mucous and exudate
Pneumonia
An inflammation of the repiratory bronchioles and alveoli following inhalation of a causative agent
Pneumonia
Acute Bacterial Pneumonia
Spread by droplet infection; bacteria cause an inflammatory response including alveolar edema and formation of exudate which fills and consolidates in alveoli and bronchioles
Types of Bacterial Pneumonia
Lobar--consolidation of a large portion of the entire lung
Bronchophneumonia--paatchy consolidation, usually involves several lobules
Pneumonia
Legionnaire's Disease
A bronchopneumonia caused by Legionella pneumonphilia which is usually found in warm, standing water
Pneumonia
Primary Atypical Pneumonia
(walking pneumonia)
highly contagious, usually seen in settings with high populations of people living closely together
Pneumonia
Viral Pneumonia
Relatively mild in contrast to other forms of pneumonia. exhibits "flu like" symptoms with a dry cough
Pneumonia
Pneumonocytis Carinii Pneumonia
Occurs in 70-80% of pts with AIDS or those who are immunocompromised. Severely restricts gas exchange. Characterized by abrupt fever, SOB, and a dry nonproductive cough
Pneumonia
Aspiration Pneumonia
Usually a result of the aspiration of gastric contents into the lungs; pts at risk include those who experience emergency surgery, have diminished or absent cough or gag reflexes or impaired swallowing