Lacrimal obstruction.
D000328:Adult; D002648:Child; D003608:Dacryocystorhinostomy; D006561:Herpes Simplex / Q000150:complications; D006801:Humans; D007440:Intubation / Q000009:adverse effects; D007767:Lacrimal Duct Obstruction / Q000151:congenital / Q000209:etiology; D008722:Methods; D012828:Silicones
D012828:Silicones