患儿,男,2岁。10个月前进食话梅时发生哽咽,呕吐出话梅核1枚,无呛咳、喘息。约20d后出现呕吐,进食固体食物呕吐明显,呕吐时间为进食后数分钟到半小时不等,非喷射性,无胆汁及咖啡渣样物,无明显酸臭味。曾在当地医院反复内科治疗10个月,病情无明显改善,于2006年2月25日入住我院消 Children, male, 2 years old. When eating plum 10 months ago choking, vomit out of a Mei Mei, no cough, wheezing. About 20d after vomiting, eating solid food obvious vomiting, vomiting time after eating a few minutes to half an hour, non-spray, no bile and coffee grounds sample, no obvious sour smell. Repeated medical treatment in the local hospital for 10 months, no significant improvement in the condition, on February 25, 2006 admitted to our hospital consumption