<prompt> Pneumothorax is seen in all, except?Marfan syndromeAssisted ventilationEosinophilic granulomaBronchopulmonary Aspergillosis  <response>: Answer is D Bronchopulmonary Aspergillosis Bronehoptilmoi.ary Aspergillosis has not been mentioned as a cause for pneumothorax. Aificial ventilation is an established cause for iatrogenic pneumothorax while Marfans syndrome and Eosinophilic granuloma are established causes for secondary spontaneous pneumothorax. 