患者，男，2岁。因突发阵发性腹痛，哭闹，伴呕吐 和果酱样血便6小时来诊。査体:腹肌软，脐右上 方触及肿块,有压痛，右下腹触诊有空虚感。首选 检査方法是（ ）。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='25456' and id < 2144562 and id<>'2144562' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25456' and id > 2144562 and id<>'2144562' order by id asc limit 5