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[Treatment for chronic dacryocystitis by dacryocystorhinotomy with Ho: YAG laser under endoscope].

OBJECTIVE
To analyze the experience and curative effect in treating chronic dacrocystitis by dacryocystorhinotomy with Ho:YAG laser under endoscope.


METHOD
20 patients of chronic dacryocystitis were treated by dacryocystorhinotomy with Ho:YAG laser under endoscope, followed-up for 1 approximately 2 years to observe the curative effects.


RESULT
One was unplugged 8 months after the operation, six after 6 months, four after 4 months and nine after 3 months. No recidivations was found one year after the operation and the effective rate was 100%. There was no complications in all of the cases.


CONCLUSION
The technique of dacryocystorhinotomy with Ho: YAG laser under endoscope overcomes the disadvantages of traditional method of operation.