title: Agenesis of a radius in a polar bear cub (Ursus maritimus).
abstract: A polar bear (Ursus maritimus) cub, delivered by a cesarean section, was diagnosed with congenital agenesis of the radius on the basis of clinical presentation and radiology. A specific etiology could not be ascertained. Agenesis of the radius has not been previously reported in any nondomestic species.
authors.affiliation: Société zoologique de Granby, Québec, Canada.
authors.forename: C
authors.initials: C
authors.lastname: Lanthier
authors.forename: J
authors.initials: J
authors.lastname: Dupuis
authors.forename: J
authors.initials: J
authors.lastname: Paré
mesh_terms: D000818:Animals; D000831:Animals, Newborn / Q000002:abnormalities*; D000836:Animals, Zoo / Q000002:abnormalities*; D005260:Female; D008297:Male; D011859:Radiography; D011884:Radius / Q000002:abnormalities* / Q000000981:diagnostic imaging; D001503:Ursidae / Q000002:abnormalities*