June 1989 in “Diseases of the Colon & Rectum” Some patients experience temporary hair loss after ulcerative colitis surgery, likely due to illness rather than the surgery itself, and it usually grows back within six months.
March 2003 in “CRC Press eBooks” Telogen effluvium is hair loss caused by many hairs stopping growth suddenly, often due to stress or illness, but sometimes it's normal and not due to disease.
13 citations,
November 1973 in “Archives of Dermatology” Hair loss may be an early sign of serious illnesses like Hodgkin disease.
April 2016 in “Journal of The American Academy of Dermatology” A child on life support experienced rapid hair loss due to severe illness affecting hair growth.
1 citations,
January 2005 in “Side effects of drugs annual” The document concluded that various dermatological treatments have different effectiveness and side effects, with some causing irritation, allergic reactions, or systemic effects.