Reducing agents for induction and maintenance therapy achieve long-term remission of refractory ulcerative colitis: A case report and review of literature

Figure 1 Colonoscopy images (colonoscopy performed at age 40 while managing ulcerative colitis with only oral corticosteroids). A: Proximal left colon with normal vascular pattern and no mucosal lesions; B: Sigmoid colon with erythema and mucosal friability; C: Rectum with erythema, mucosal friability, erosions, and ulceration.