Dacryocystorhinostomy, external route.
D003607:Dacryocystitis / Q000601:surgery*; D003608:Dacryocystorhinostomy; D006801:Humans; D007765:Lacrimal Apparatus; D007766:Lacrimal Apparatus Diseases; D009301:Nasolacrimal Duct / Q000601:surgery*
DACRYOCYSTITIS/surgery; LACRIMAL APPARATUS/diseases; NASOLACRIMAL DUCT/surgery