All of the following produces cavitating lesion in the chest radiograph except: March 2010: (A) Caplan's syndrome, (B) Hematoma, (C) Squamous cell carcinoma lung, (D) Hamaoma
Answer is D. Ans. D: HamaomaCauses of Lung cavitation:Alveolar hydatid diseaseBronchogenic carcinomaEmphysemaHistoplasmosisKlebsiella spTakayasu's aeritisMycobacterium tuberculosisNeurofibromatosis type 1ParagonimiasisPneumocystis cariniiPulmonary embolismRheumatoid diseaseStaphylococcus aureus