Burrill Bernard Crohn with inflammatory bowel disease, including Crohn's disease. He was elected president of the American Gastroenterological Association in 1932. He received numerous awards and professional honors, wrote extensively for doctors and the general public, and was asked to consult on high-profile patients from all over the US and abroad, including President Dwight D. Eisenhower in 1956. During his career, Crohn wrote three books, "Affections of the Stomach" (1927), "Understand Your Ulcer" (1943), and "Regional Ileitis" (1947, second edition 1958). He also wrote more than 100 articles for professional journals. When asked why he went into medicine, Crohn said he wanted to
Disease Disease A disease is a particular abnormal condition that negatively affects the structure or function of part or all of an organism, and that is not due to any external injury. Diseases are often construed as medical conditions that are associated with specific symptoms and signs. A disease may be caused by external factors such as pathogens or by internal dysfunctions. For example, internal dysfunctions of the immune system can produce a variety of different diseases, including various forms of immunodeficiency, hypersensitivity, allergies and autoimmune disorders. In humans, "disease" is often used more broadly to refer to any condition that