Diseases

Extrinsic Allergic Alveolitis

A common interstitial lung disease caused by hypersensitivity reactions of PULMONARY ALVEOLI after inhalation of and sensitization to environmental antigens of microbial, animal, or chemical sources. The disease is characterized by lymphocytic alveolitis and granulomatous pneumonitis.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A common interstitial lung disease caused by hypersensitivity reactions of PULMONARY ALVEOLI after inhalation of and sensitization to environmental antigens of microbial, animal, or chemical sources. The disease is characterized by lymphocytic alveolitis and granulomatous pneumonitis.

MeSH Record

Classification

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MeSH Record

Synonyms

9 entry terms
  • Allergic Alveolitis, Extrinsic
  • Alveolitis, Extrinsic Allergic
  • Hypersensitivity Pneumonitis
  • Pneumonitis, Hypersensitivity
  • Allergic Alveolitides, Extrinsic
  • Alveolitides, Extrinsic Allergic
  • Extrinsic Allergic Alveolitides
  • Hypersensitivity Pneumonitides
  • Pneumonitides, Hypersensitivity

MeSH Record

Aspects Covered

35 allowable subheadings

Indexed with the subheadings blood, cerebrospinal fluid, chemically induced, classification, complications, congenital, diagnosis, diagnostic imaging, diet therapy, drug therapy, economics, embryology, enzymology, epidemiology, ethnology, etiology, genetics, history, immunology, metabolism, microbiology, mortality, nursing, parasitology, pathology, physiopathology, prevention & control, psychology, radiotherapy, rehabilitation, surgery, therapy, urine, veterinary, virology.

MeSH Record

History Note

77

MeSH Record

Previous Indexing

  • Respiratory Hypersensitivity (1966-1976)

MeSH Hierarchy

Tree Numbers

MeSH Record

NLM Classification

WF 654

AMA Style

References

  1. National Library of Medicine. Extrinsic Allergic Alveolitis. Medical Subject Headings (MeSH). 2026. Unique ID D000542. http://id.nlm.nih.gov/mesh/2026/D000542
  2. Extrinsic Allergic Alveolitis. In: Wikipedia. https://en.wikipedia.org/wiki/Hypersensitivity_pneumonitis
  3. Extrinsic Allergic Alveolitis. In: Wikidata. https://www.wikidata.org/wiki/Q35890