Crohn's disease after gastroenterologist Burrill Bernard Crohn, who, in 1932, together with two other colleagues at Mount Sinai Hospital in New York, described a series of patients with inflammation of the terminal ileum of the small intestine, the area most commonly affected by the illness. Many people with Crohn's disease have symptoms for years before the diagnosis. The usual onset is between 15 and 30 years of age, but can occur at any age. Because of the 'patchy' nature of the gastrointestinal disease and the depth of tissue involvement, initial symptoms can be more subtle than those of ulcerative colitis. People with
Burrill Bernard Crohn help his father, Theodore, who suffered from severe indigestion. Crohn married Lucile Pels in 1912, and had two children, Edward Crohn (1917-2013), a physician, and Ruth Crohn Dickler (1914-2016) a New York City resident, known for her philanthropy. They divorced in 1927. He later married Rose Blumenthal in 1948. In addition to practicing medicine, Crohn enjoyed painting and studying history of the American Civil War. Crohn's watercolors were frequently displayed in galleries in New Milford, Connecticut. Crohn practiced medicine until he was 90, splitting time in his later years between the Upper East Side of Manhattan and a country home