What is the infraclavicular lesion of tuberculosis known as?: (A) Gohn's focus, (B) Puhl's focus, (C) Assman's focus, (D) Simmon's focus
Answer is C. Infraclavicular lesion of chronic pulmonary tuberculosis is Assman's focus.Puhl's lesion: It is the site of isolated lesion of chronic pulmonary tuberculosis. It is situated at the apex of lung because blood flow and diffusion is sluggish.