<prompt> Diagnostic features of allergic broncho-pulmonary aspergillosis ABPA include all of the following, EXCEPT:Changing pulmonary infiltratesPeripheral eosinophiliaSerum precipitins against Aspergillous fumigatusOccurrence in patients with old cavitary lesions  <response>: Diagnostic Features of Allergic Bronchopulmonary Aspergillosis ABPA Main diagnostic criteria Bronchial asthma Pulmonary infiltrates Peripheral eosinophilia 1000l Immediate wheal-and-flare response to Aspergillus fumigatus Serum precipitins to A. fumigatus Elevated serum IgE Central bronchiectasis Other diagnostic features History of brownish plugs in sputum Culture of A. fumigatus from sputum Elevated IgE and IgG class antibodies specific for A. fumigatus Ref: Harrisons principles of internal medicine, 18th edition, chapter 255. 