Columnist Sam Kirton takes readers on his journey from a pulmonary function test to his results from lung biopsies that weren't routine.

Corticotropin-secreting pulmonary tumors are an uncommon cause of Cushing's syndrome. 1 Precise localization of ectopic (nonpituitary) sources of corticotropin can be difficult: radiologic studies ...

To the Editor: The article on unilateral pulmonary embolectomy by Bradley et al. and subsequent correspondence appearing in the October 1 and December 17, 1964, issues of the Journal have posed se ...