Localized giant pseudopolyposis in ulcerative colitis.

Localized giant pseudopolyposis is an interesting but unusual manifestation of both ulcerative colitis and Crohn's disease. The purpose of this report is to present a case of localized giant pseudopolyposis complicating an ulcerative colitis, and review other cases reported in the literature. The clinical and pathological findings are described. The authors also discuss the possible aspect of proper management in this type of lesion.