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【单选题】
患者，男，36岁。反复发作上腹部疼痛2年余，可经进食或口服抗酸药缓解，近2个月来疼痛，经口服抗酸药效果差，并呈进行性加重，伴恶心、呕吐，呕吐物为酸臭宿食，病人出现贫血、消瘦，该病人可能是（ ）。
A.
瘢痕性幽门梗阻
B.
活动性溃疡所致幽门炎性水肿
C.
胃癌所致幽门梗阻
D.
幽门括约肌痉挛引起的幽门梗阻
E.
溃疡引起幽门组织粘连所致的梗阻
参考答案：
参考解析：
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举一反三
【单选题】Losing Weight Girls as young as 10 years old are dieting and in danger of developing unhealthy attitudes to weight, body image and food, a group of Toronto researchers reported Tuesday. Their study of...
A.
had unhealthy attitudes to weight.
B.
were overweight.
C.
were on a diet.
D.
had healthy weights.