Pneumoconiosis
Inflammation and irritation caused by deposition of dust or other particulate matter in the lungs. Pneumoconiosis usually occurs in workers in certain occupations and in people who live in areas that have a great deal of particulate matter in the air. Types of pneumoconiosis range from nearly harmless forms to destructive or fatal conditions, such as asbestosis and silicosis.
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Pneumocystis jiroveci (previously classified as Pneumocystis carinii), the organism that causes pneumocystis pneumonia (PCP). Pneumocystis jiroveci is found worldwide, in humans and animals. Serologic evidence indicates that most healthy children have been exposed to it by age 3 to 4. Pneumocystis pneumonia (PCP) occurs in immunosuppressed individuals and in premature, malnourished infants. The symptoms of […]
- Pneumocyte
The cell responsible for the production and secretion of surfactant (the molecule that reduces the surface tension of pulmonary fluids and contributes to the elastic properties of the lungs). The type 2 pneumocyte is a smaller cell that can replicate in the alveoli and will replicate to replace damaged type 1 pneumocytes.
- Pneumomediastinum
Free air in the space between the lungs (mediastinum), which may give rise to pneumothorax or pneumopericardium and compromise the lungs or heart.
- Pneumonectomy
An operation to remove an entire lung or part of a lung.
- Pneumonia
Inflammation of one or both lungs, with dense areas of lung inflammation. Pneumonia is frequently but not always due to infection. The infection may be bacterial, viral, fungal, or parasitic. Symptoms may include fever, chills, cough with sputum production, chest pain, and shortness of breath. Pneumonia is suggested by the symptoms and confirmed by chest […]