Allergic Bronchopulmonary Aspergillosis: Staging as an Aid to Management

Five stages of allergic bronchopulmonary aspergillosis were identified in 40 patients studied for several years. The stages are acute, remission, exacerbation, corticosteroid-dependent asthma, and fibrotic. The acute stage has all criteria of the disease and responds to prednisone. The remission stage is free from significant asthma or exacerbations. The exacerbation stage has recurrent flares of acute allergic bronchopulmonary aspergillosis....