title: Atresia of the nasolacrimal duct in three horses.
mesh_terms: D000818:Animals; D002404:Catheterization / Q000662:veterinary; D005260:Female; D006734:Horse Diseases / Q000151:congenital* / Q000000981:diagnostic imaging / Q000473:pathology / Q000601:surgery; D006736:Horses; D007765:Lacrimal Apparatus / Q000002:abnormalities*; D008297:Male; D009301:Nasolacrimal Duct / Q000002:abnormalities* / Q000000981:diagnostic imaging / Q000473:pathology / Q000601:surgery; D011859:Radiography