Qingchang decoction retention enema may induce clinical and mucosal remission in left-sided ulcerative colitis: A case report

Figure 1 Endoscopic images before Qingchang decoction retention enema treatment. A: Colonoscopy image showing hyperemia, edema, erosions, and friability in the sigmoid colon; B: Colonoscopy image showing hyperemia, edema, erosions, and friability in the rectum.

Figure 2 Endoscopic images after Qingchang decoction retention enema treatment. A: Colonoscopy image showing normal mucosa in the sigmoid colon; B: Colonoscopy image showing patchy hyperemia in the rectum.