A.<5% B.5%~10% C.10%~12% D.12%~15% E.>15%
A.發(fā)熱 B.嘔吐 C.腹痛 D.血便 E.腹塊
A.胃扭轉(zhuǎn) B.幽門痙攣 C.胃食管反流 D.先天性巨結(jié)腸 E.先天性肥厚性幽門狹窄