[Prevention of recurrence of obstruction of the lacrimal passages after anastomosis].
D003607:Dacryocystitis; D006801:Humans; D007765:Lacrimal Apparatus; D007767:Lacrimal Duct Obstruction; D009369:Neoplasms; D012008:Recurrence
DACRYOCYSTITIS; LACRIMAL DUCT OBSTRUCTION