Jean-Martin Charcot taught anatomical pathology, the process of using measurable changes in the body to diagnose and treat disease.
Jean-Martin Charcot ( [ ʃɑrˈkoʊ ] [ ʃaʁko ] ; 29 November 1825 -- 16 August 1893 ) was a French neurologist and professor of anatomical pathology . Medical imaging . Medical imaging seeks to reveal internal structures hidden by the skin and bones , as well as to diagnose and treat disease .