急腹症急腹症AcuteAbdomen影像影像学表现学表现23456Cave:fluid-distended loops may lead one to overlook obstruction!7 Upright abdominal radiograph shows multiple airfluid levels.Pneumobilia(arrow)is present,as is string-of pearls sign(arrowheads).89101112钡剂造影须慎重使用,钡剂吸收水分会加重梗阻13141516171819202122游离气腹2324套鞘(外筒)、套入部(中筒和内筒);治疗252627Thank You世界触手可与世界触手可与携手共进,齐创精品工程携手共进,齐创精品工程28 结结 语语