The findings in asymptomatic control group included 2 cases of ileal polyp (2.50%), 2 cases of angiodysplasia (2.50%), 1 case of intestinal erosion (1.25%), and 1 case of jejunal ulcer (1.25%).
无消化道症检者中发现:回
息
2例(2.50%),
血管畸形2例(2.50%),
膜糜烂1例(1.25%),空
孤立性溃疡1例(1.25%)。