Objective To analyse the pathogeny and the prognosis of epiphora ,after irrigation of lacrimal passage phacoemulsification and vitrectomy Method Retrospectivly analyse the pathogeny of epiphora ,after irrigation of lacrimal passage phacoemulsification and vitrectomy during Jan.2012and June 2013.Randomly choose 400 cases who was undergone irrigation of lacrimal passage in clinic; Randomly choose 400 cases who was undergone phacoemulsification, the 200 cases used steel stread blepharostat and the other 200 cases used adjustable blepharostat in phacoemulsification ; Randomly choose 2 00 cases who was undergone vitrectomy used adjustable blepharostat. Results There were 3cases in clinic who had epiphora,and after they used 0.1% Fluorometholone eye drops for 1week the symptom get better apparently,and after 1month the eprphora were disappeared. The cases in phacoemulsification used steel stread blepharostat had no epiphora; There were 2 cases in phacoemulsification used adjustable blepharostat; There were 5 cases in vitrectom used adjustable blepharostat. After massage on eyelids for 3to 6 mons,the epiphara of these 7 cases were disappeared. Conclusions The temporary injuries of lacrimal punctum when undergoing lacrimal passage irrigation using blepharostat in ocular operation are the main causes of paratherapeutic epiphora.The prognosis of paratherapeutic epiphora is good.Using adjustable blepharostat properly and using punctum dilator cautiously and correctly can prevent the paratherapeutic epiphora.
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