横结肠系膜是腹腔内的重要解剖结构,CT、MRI的临床应用,得以直观显示其正常走行、分布及其病变。横结肠系膜自身可发生病变,全身性病变、邻近脏器的病变和远距离转移的病变均可累及横结肠系膜。本文就横结肠病变累及横结肠系膜的CT表现作一综述。1横结肠系膜正常解剖和CT表现1 Transverse mesocolon is an intraperitoneal important anatomical structure, CT, MRI clinical application, to be able to visually show its normal walking, distribution and lesions. Transverse mesocolon itself can occur lesions, systemic lesions, lesions of the adjacent organs and distant metastasis lesions can affect the transverse mesocolon. This article reviews the CT findings of transverse colonic lesions involving the transverse colon. Transverse mesenteric normal anatomy and CT findings 1