Unlike adult children canker so typical,Adults often had canker Heating, and to the acid on the symptoms of abdominal pain, and often in children or umbilical performance epigastric around: secret anguish, the majority of law. But back to the acid, Heating relatively rare. Younger, more atypical symptoms. Newborn babies period of ulcer disease is mainly expressed in repeated vomiting, anorexia, hematochezia and crying unrest, and so on, because of their non-specific symptoms. Often difficult to timely diagnosis and treatment, with high perforation and peritonitis. Preschool children often complain stomach pain, but that pain can not clear the site. Children age is, the more frequent pain, but confined to the abdomen. General intermittent pain was recurrent, sustainable few minutes to half an hour. The pain intensified, the children will can not help but cry. Night attack in children can be awakened from the dream. This pain often associated with diet-related, that is, before eating attack, after eating ease. This is often mistaken for ascariasis, parents often do not arouse the attention until hematemesis, hematochezia found only in children to the hospital for an examination had canker.