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What is All of the following are diagnostic features of allergic bronchopulmonary aspergillosis (ABPA), EXCEPT: and explain in detail?
Bronchopulmonary aspergillosis results from an allergic pulmonary reaction to inhaled spores of Aspergillus fumigatus. It is characterized by the presence of eosinophilia, chest x ray shows fleeting eosinophilic infiltrates mainly in the upper lobe of the lungs. Bronchopulmonary aspergillosis does not occur in old cavitary lesions. Ref: Harrison's Internal Medicine, 18th Edition, Chapter 254 ; CURRENT Diagnosis and Treatment in Pulmonary Medicine, Chapter 38