Differential diagnosis of hypersensitivity pneumonitis are :
-lymphoma
-idiopathic pulmonary fibrosis
-systemic lupus erythematosus
-atypical pneumonia
-asthma
-sarcoidosis
-lymphoma
-idiopathic pulmonary fibrosis
-systemic lupus erythematosus
-atypical pneumonia
-asthma
-sarcoidosis