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Respiratory retention of carbon dioxide. It may be chronic or acute.

Respiratory syndrome characterized by the appearance of a new pulmonary infiltrate on chest x-ray, accompanied by symptoms of fever, cough, chest pai…

A condition of lung damage that is characterized by bilateral pulmonary infiltrates (PULMONARY EDEMA) rich in NEUTROPHILS, and in the absence of clin…

Any hindrance to the passage of air into and out of the lungs.

The label denotes a pathological biological process or mechanism, not a disease entity.

A state due to excess loss of carbon dioxide from the body. (Dorland, 27th ed)

Multiple symptoms associated with reduced oxygen at high ALTITUDE.

A common interstitial lung disease caused by hypersensitivity reactions of PULMONARY ALVEOLI after inhalation of and sensitization to environmental a…

A form of pneumoconiosis caused by inhalation of dust that contains both CARBON and crystalline SILICON DIOXIDE. These foreign matters induce fibrous…

A diffuse parenchymal lung disease caused by accumulation of inhaled CARBON or coal dust. The disease can progress from asymptomatic anthracosis to m…

An autoimmune disease of the KIDNEY and the LUNG. It is characterized by the presence of circulating autoantibodies targeting the epitopes in the non…

Residual high-priority semantic candidate found after excluding all completed reclassification sources.

A transient absence of spontaneous respiration.

A form of pneumoconiosis caused by inhalation of asbestos fibers which elicit potent inflammatory responses in the parenchyma of the lung. The diseas…

A form of bronchial disorder with three distinct components: airway hyper-responsiveness (RESPIRATORY HYPERSENSITIVITY), airway INFLAMMATION, and int…

Syndrome with clinical features of both ASTHMA and COPD.

Asthmatic adverse reaction (e.g., BRONCHOCONSTRICTION) to conventional NSAIDS including aspirin use.

Asthma attacks following a period of exercise. Usually the induced attack is short-lived and regresses spontaneously. The magnitude of postexertional…

Asthma attacks caused, triggered, or exacerbated by OCCUPATIONAL EXPOSURE.

A form of pneumoconiosis caused by inhaled rare metal BERYLLIUM or its soluble salts which are used in a wide variety of industry including alloys, c…

A form of alveolitis or pneumonitis due to an acquired hypersensitivity to inhaled avian antigens, usually proteins in the dust of bird feathers and …

An event experienced by an infant or a child that is characterized by some combination of apnea, color change, change in muscle tone, choking, and ga…

Diseases involving the BRONCHI.

An abnormal passage or communication between a bronchus and another part of the body.

Tendency of the smooth muscle of the tracheobronchial tree to contract more intensely in response to a given stimulus than it does in the response se…

Spasmodic contraction of the smooth muscle of the bronchi.

Persistent abnormal dilatation of the bronchi.

Inflammation of the BRONCHIOLES leading to an obstructive lung disease. Bronchioles are characterized by fibrous granulation tissue with bronchial ex…

Bronchiolitis obliterans complication from allogenic HEMATOPOIETIC STEM CELL TRANSPLANTATION and LUNG TRANSPLANTATION.

A congenital or acquired condition of underdeveloped or degeneration of CARTILAGE in the BRONCHI. This results in a floppy bronchial wall making pate…