Burrill Bernard Crohn at Mount Sinai Hospital in 1907. He was promoted to head of gastroenterology in 1920, the same year he joined the staff of Columbia University. Working with colleagues at Mount Sinai Hospital, Crohn identified fourteen patients whose symptoms and intestinal abnormalities discovered at surgery, while consistent with each other, did not fit any previously identified disease. Crohn, along with Leon Ginzburg and Gordon Oppenheimer, prepared the classic paper describing this new condition. This paper was read at a professional meeting in May 1932 and published in the "Journal of the American Medical Association" in October 1932. The title of the
Stephen Crohn immune to many forms of HIV. Crohn committed suicide by a drug overdose on oxycodone and benzodiazepines at the age of 66. Stephen Crohn Stephen Lyon Crohn (September 5, 1946 – August 23, 2013) also known as "The man who can't catch AIDS", was a man notable for a genetic mutation, which caused him to be immune to AIDS. He was a great-nephew of Burrill Bernard Crohn, for whom Crohn's disease is named. Crohn had the "delta 32" mutation on the CCR5 receptor, a protein on the surface of white blood cells that is involved in the immune system and