Diagnostic criteria of idiopathic chronic<unk><unk>  include diffuse pulmonary alveolar consolidation,<unk>  at bronchoalveolar lavage, respiratory symptoms present for at least 2 to 4 weeks, and absence of other known causes of<unk>  lung disease. Idiopathic acute<unk><unk>  criteria are acute onset with febrile respiratory manifestations, bilateral diffuse infiltrates on imaging, lung<unk> , with 25% eosinophils at bronchoalveolar lavage, and absence of determined cause of acute<unk><unk> .
Eosinophilic pneumonia diagnostic criteria
Pneumonia diagnostic criteria
Idiopathic interstitial pneumonia diagnostic criteria
Aspergillosis diagnostic criteria
Farmer's lung differential diagnosis
Pneumoconiosis diagnostic criteria
Lipoid pneumonia laboratory findings
Aspiration pneumonia classification