Hypersensitivity pneumonitis
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Explore overview, symptoms, causes, treatment, diagnosis, prevention, and FAQ articles for this condition.
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What is Hypersensitivity pneumonitis
Hypersensitivity pneumonitis is an immune-mediated inflammatory disease of the lungs caused by repeated inhalation of certain organic or chemical particles that the immune system recognizes as foreign. The condition mainly involves the alveoli and the small airways of the lungs, where…
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Symptoms of Hypersensitivity pneumonitis
What are the symptoms of Hypersensitivity pneumonitis? The condition most often causes cough, shortness of breath, chest tightness, fatigue, and sometimes fever, chills, or a general flu-like illness. These symptoms arise because the lungs react to inhaled organic particles or other…
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Causes of Hypersensitivity pneumonitis
Hypersensitivity pneumonitis is caused by repeated inhalation of a substance that the immune system recognizes as foreign, usually an organic antigen from the environment. The condition develops when these inhaled particles trigger an abnormal immune reaction in the lungs, leading to…
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Treatment for Hypersensitivity pneumonitis
The treatment of hypersensitivity pneumonitis centers on removing the triggering antigen, reducing the inflammatory immune response, and, when needed, limiting progression to lung scarring. The main approaches include avoidance of the offending exposure, corticosteroids or other immunosuppressive medicines in selected cases,…
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Diagnosis of Hypersensitivity pneumonitis
Hypersensitivity pneumonitis is an inflammatory lung disease caused by repeated inhalation of an environmental antigen, usually from organic material such as mold, bird proteins, or contaminated humidifiers. The immune system reacts abnormally in the small airways and lung tissue, producing inflammation…
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Prevention of Hypersensitivity pneumonitis
Hypersensitivity pneumonitis is an immune-mediated lung disease that develops after repeated inhalation of certain organic or chemical particles. These particles are often found in bird proteins, mold spores, contaminated humidifiers, agricultural dusts, and other aerosolized materials. In susceptible people, the immune…
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FAQ about Hypersensitivity pneumonitis
This FAQ explains hypersensitivity pneumonitis, a lung condition caused by an abnormal immune reaction to inhaled particles. It covers what the disease is, what can trigger it, how it is diagnosed, how it is treated, and what people should know about…