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Results 1 - 1 of 1 for Undetermined colitis
  1. Fever 
    ... for days or weeks are called fevers of undetermined origin (FUO). ... as rheumatoid arthritis and systemic lupus erythematosus Ulcerative colitis and Crohn disease Vasculitis or periarteritis nodosa The ...
    https://medlineplus.gov/ency/article/003090.htm - Medical Encyclopedia