小儿口腔溃疡(口疮)是一种最常见的口腔黏膜疾病,可单独发生,也可伴发于其他疾病之中。临床多以出现黄白色溃疡,疼痛流涎,或伴发热为特征,可以自愈,可发生于口腔黏膜的任何部位,以唇、颊、舌部多见,严重者可波及咽部黏膜[1]。近几年来,疱疹性口腔炎患儿较多见,患儿口腔黏膜出现散在疱疹,米粒大小,疼痛明显,破溃后形成溃疡。大多数患儿常因疼痛影响进食,导致不能 Pediatric oral ulcers (mouth sores) are one of the most common oral mucosal diseases that can occur either alone or in other conditions. More clinical appearance of yellow-white ulcers, pain salivation, or with fever is characterized by self-healing, can occur in any part of the oral mucosa, with lip, cheek, tongue more common, severe cases can affect the pharyngeal mucosa [1] . In recent years, more common in children with herpes stomatitis, oral mucosa in children with scattered herpes, grain size, pain, ulceration after ulceration. Most children often eat because of pain, can not lead to