患者,女,14岁,学生,汉族,自出生以来左眼小,上睑下垂,张口及吃奶时左眼突然变大,上睑突然上提,且随咀嚼动作呈节律性瞬目,只要这些诱发动作停止才终了。同时发现下颌向右侧运动,左眼睑裂更大,上睑上提特别明显。 患儿为第一胎,足月顺产,否认有产钳外伤史,否认父母近亲结婚史及家族史。 检查:除睑裂大小不等外,全身均无其 Patient, female, 14 years old, student, Han nationality, left eye small since birth, ptosis, sudden enlargement of left eye when opening mouth and feeding, sudden lifting of upper eyelid, rhythmic blinking with chewing action These inducements stop before they come to an end. At the same time found that the lower jaw to the right side of the movement, the left eye palpebral fissure larger, particularly prominent on the eyelid. Children with the first child, full-term follow-up, deny the history of forceps trauma, deny the marriage history and family history of parents and relatives. Check: In addition to the size of the palpebral fissure, the whole body without its own