Ulcerative colitis (UC) is one of the most serious gastrointestinal disease. Incidence of UC gradually increases with years. The etiological factor and pathogenesis remain unknown. The major factors generally include heredity, immune, infection and psychosomatic theory. The major symptoms of UC include diarrhea, rectal bleeding, the passage of mucus, tenesmus and abdominal pain, those symptoms is characteristic of inflammatory bowel disease. The onset of UC is acute and patient's condition is gre...
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