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先证者女 ,48岁。自幼在排便或排尿同时双眼流泪 ,并随其时间的延长流泪增多 ,当排便或排尿结束直立后流泪停止 ;进食或下蹲行排便或排尿动作时双眼均无流泪现象。全身体检未见异常。眼部检查 :双眼视力 1 0。双眼泪腺无肿大 ,双眼睑裂等大 ,无眼睑下垂 ,睫毛排列整齐 ,无倒睫?
The proband female, 48 years old. Since childhood, defecation or urination at the same time both eyes tears, and with the extension of time more tears, when defecation or urination ended upright after the tear stopped; eating or squatting defecation or urination movements no tears in both eyes. No abnormal physical examination. Eye examination: binocular vision 1 0. Double tears without enlargement of the lacrimal gland, palpebral fissure and other large, no eyelid ptosis, eyelashes arranged neatly, no Tricky?