dacryocystorhinostomy (DCR) (dak-ri-oh-sis-toh-ry-nost-ŏmi) n. an operation to relieve blockage of the nasolacrimal duct (which drains tears into the nose), in which a communication is made between the lacrimal sac and the nose by removing the intervening bone. See dacryocystitis, lacrimal (apparatus).
More From encyclopedia.com
Cheek bone , zygomatic arch (zygoma) The bone at the side of the skull which forms an arch from beneath the orbit to a position toward the back of the head. It is… Backbone , backbone •alone, atone, Beaune, bemoan, blown, bone, Capone, clone, Cohn, Cologne, condone, cone, co-own, crone, drone, enthrone, flown, foreknown, f… Musculoskeletal System , Skeletal System Overview (Morphology) When death has occurred weeks or months before a body is discovered, decomposition removes much of the body flu… Bone , bone Fairly early in the evolution of multicellular organisms it became an advantage to have a hard body component which could provide protection for… Skull , Skull Definition The skull—or cranium—is the skeleton of the head. It includes the brain case and the bones of the face and jaw. Description The skul… Bone Transplantation , Definition Bone grafting is a surgical procedure by which new bone or a replacement material is placed into spaces between or around broken bone (fra…
About this article
Updated About encyclopedia.com content Print Article
You Might Also Like