<prompt> All are features of allergic bronchopulmonary aspergillosis except:Ig AIgEEosinophil 109 literDemonstration of hyphae in sputum  <response>: Ans: a Increased IgA Ref: Harrison, 16th ed, p. 296,17th ed, p. 1610Definitive major and minor criterias are defined for allergic bronchopulmonary aspergillosis. Increased IgA level is not mentioned in this criteria.Major diagnostic criteria for ABPA:1. Clinical history of asthma2. Pulmonary infiltrates transient or fixed3. Peripheral eosinophilia 1000mL4. Immediate skin reactivity to aspergillus antigen.5. Serum precipitates to A. fumigatus6. Elevated serum IgE levels.7. Central proximal bronchiectasisSecondary diagnostic criteria1. History of brownish plugs in sputum2. Culture of A. fumigatus from sputum3. Late skin reactivity to aspergillus antigen4. Elevated IgE and IgG class antibodies specific for A. fumigatus. 