Frequency and significance of proximal extension of distal ulcerative colitis

MeSH terms

• Clinical Trials as Topic
• Colitis, Ulcerative / diagnosis
• Colitis, Ulcerative / epidemiology*
• Colitis, Ulcerative / physiopathology*
• Disease Progression
• Humans
• Incidence
• Proctitis / diagnosis
• Proctitis / physiopathology*
• Prognosis
• Risk Factors