<prompt> All of the following produce cavitating nodules in the lung exceptSqamous cell CACaplans syndromeHamaomaSilicosis  <response>: C i.e. Hamaoma Hamaoma produces noncavitating popcorn calcificationQ. Various infections, neoplasms, granulomatous lesions wegners rheumatoid-caplans, pneumoconiosis, traumatic vascular infarcts produce cavitatory lesions. 