Infection of the lung parenchyma distal to a bronchial obstruction

A condition in which a person's airways become inflamed, narrow and swell, and produce extra mucus, which makes it difficult to breathe.

Symptoms include nasal drip, post nasal drip, frequent throat clearing

Caused by a bacterium called Mycobacterium tuberculosis. The bacteria usually attack the lungs, but can attack any part of the body such as the kidney, spine, and brain.

Included in the umbrella term COPD (chronic obstructive pulmonary disease); may be either acute or chronic; defined clinically as cough with sputum expectoration for at least 3 months a year during a period of 2 consecutive years.

a fungal infection of the lungs with the history of a formidable name change; the disease used to be called Pneumocystis carini or PCP pneumonia.

An allergic or hypersensitive reaction to a fungus known as Aspergillus fumigatus found in the soil.

A condition in which the lungs' airways become damaged, making it hard to clear mucus; may result from an infection or medical condition, such as pneumonia or cystic fibrosis. Mucus builds up and breeds bacteria, causing frequent infections.

An inflammatory disease that affects multiple organs in the body, but mostly the lungs and lymph glands; there are abnormal masses or nodules (called granulomas) consisting of inflamed tissues form in certain organs of the body.

A type of liquefactive necrosis of the lung tissue and formation of cavities (more than 2 cm) containing necrotic debris or fluid caused by microbial infection; can be caused by aspiration, which may occur during altered consciousness and it usually causes a pus-filled cavity.

A malignant neoplasm of the lung arising from the epithelium of the bronchus or bronchiole