Farmer's lung disease

Disease/Syndrome
Farmer's lung disease
Category
Hypersensitivity Pneumonitis
Acute/Chronic
Chronic
Synonyms
Farmer's lung disease (FLD); Farmer's lung;
Biomedical References
Comments
Acute presentation: flu-like illness with cough;
Subacute: recurrent "pneumonia";
Chronic: exertional dyspnea, productive cough, and weight loss;
The exposure is to moldy hay, and the suspected antigens are the thermophilic actinomycetes and the fungus (Aspergillus sp.). [Harber, p. 202] See "Exposure to field vs. storage wheat dust: different consequences on respiratory symptoms and immune response among grain workers. [PMID 29804141] See "Hypersensitivity pneumonitis."
Latency/Incubation
Weeks to years until "sensitized"; acute symptoms 4-12 hours after exposure;
Diagnostic
Clinical; Chest x-ray; HRCT; Pulmonary function testing; BAL; Lung biopsy;
ICD-9 Code
495.0
ICD-10 Code
J67.0

Symptoms/Findings, Job Tasks, and Agents Linked to This Disease

Job Tasks

High risk job tasks associated with this disease:

Agents

Hazardous agents that cause the occupational disease: