目的：对异常瞬目儿童病因进行总结分析，为此类疾病诊治提供参考，以防误诊漏诊。 方法：对2008-01/2010-08以“异常眨眼”为主诉就诊于眼科的345例患儿的临床资料进行比较分析，得出结论。 结果：大部分就诊患儿在有眼科器质性病变同时伴发抽动障碍，而眼科器质性病变以结膜炎居多。仅由精神紧张造成频繁眨眼患儿例数最少。 结论：眼科医生在接诊异常瞬目患儿时，不要因为检查出眼科器质性病变就忽略了抽动障碍的诊断，以免误诊或诊疗混乱，给儿童身心带来严重伤害。

AIM:To analyze the cause of abnormal blink in children, and to provide a reference for the diagnosis and treatment of such diseases so as to prevent misdiagnosis. METHODS:A comparative analysis was conducted on clinical data of 345 cases of children with "abnormal blink" as the chief complaint treated in department of ophthalmology from January 2008 to August 2010 to draw conclusions. RESULTS:Most treated children with eye organic disease were also associated with tic disorders, and the majority of eye organic diseases was conjunctivitis.The number of cases in children with frequent blinking caused only by mental stress was the least. CONCLUSION: In order to avoid misdiagnosis and treatment confusion and serious physical and psychological harm to children, ophthalmologist should not ignore the tic disorder diagnosis when no eye organic diseases are checked out in children with abnormal blink.