<prompt> All of the following constitute primary diagnostic criteria for ABPA, except:Elevated serum IgE levels 417 IUmlPeripheral eosinophilia 500 cellsmlCentralProximal bronchiectasisIdentification of A. fumigatus from sputum  <response>: Identification of A.fumigatus from sputum is a secondary Diagnostic criteria for ABPA: MajorPrimary diagnostic criteria Secondary Diagnostic criteria Clinical history of Asthma Pulmonary infiltrates transientfleeting or fixed Peripheral eosinophilia Immediate skin reactivity to Aspergillus antigen Elevated serum IgE levels or CentralProximal Bronchiectasis Precipitating antibodies to A.fumigatus Elevated specific serum IgE or IgG antibodies to A.Fumigatus History of brownish plugs in sputum Identification of A.fumigatus from sputum Late skin reactivity to aspergillus antigen Ref: CMDT 2017; Harrisons 19 edition1686 