Table 2. Major symptoms and HRCT findings.

	DBRI n = 17	AME n = 9
Cough	14	8
Dyspnea	13	8
Fever and chills	15	9
Duration of symptomsa
0–5 years	9	6
6–10 years	4	1
>10 years	4	2
Asthma diagnosis	8	2
HRCTb findings compatible with HPc/HRCT made	none/12	3/9

^abefore BAL procedure.

^bHRCT = high-resolution computed tomography.

^cHypersensitivity pneumonitis.