Disease/Syndrome

Farmer's lung disease

Category

Hypersensitivity Pneumonitis

Acute/Chronic

Chronic

Synonyms

Farmer's lung disease (FLD); Farmer's lung;

Biomedical References

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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 "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

Related Information in Haz-Map
Job Tasks

High risk job tasks associated with this disease:

Agents

Hazardous agents that cause the occupational disease: