13 cases carcinoma of ampullary were detected by lower tension duodenogram with sensitivity of 87%. 低张十二指肠造影检出壶腹癌13例,敏感性87‰。
Thirteen patients underwent hypotonic duodenogram and 10 of them were positive ( 76.92%), with the tumors located both at upper and lower duodenum. 十二指肠低张造影13例,阳性率76.92%(10/13),包括十二指肠上部、乳头周围部和乳头下部肿瘤。