title: What is your diagnosis? An osseous mass associated with the lateral aspect of the tuber calcaneus, with some degree of soft-tissue swelling.
authors.affiliation: New Bolton Center, School of Veterinary Medicine, University of Pennsylvania, Kennett Square 19348, USA.
authors.forename: Tara S
authors.initials: TS
authors.lastname: Rabuffo
authors.forename: Dean W
authors.initials: DW
authors.lastname: Richardson
authors.forename: Debra K
authors.initials: DK
authors.lastname: Baird
mesh_terms: D000818:Animals; D001859:Bone Neoplasms / Q000000981:diagnostic imaging / Q000601:surgery / Q000662:veterinary*; D002111:Calcaneus / Q000000981:diagnostic imaging* / Q000601:surgery; D003937:Diagnosis, Differential; D005260:Female; D006614:Hindlimb; D006734:Horse Diseases / Q000000981:diagnostic imaging* / Q000601:surgery; D006736:Horses; D007794:Lameness, Animal / Q000209:etiology; D009364:Neoplasm Recurrence, Local; D010016:Osteoma / Q000000981:diagnostic imaging / Q000601:surgery / Q000662:veterinary*; D011859:Radiography; D013643:Tarsus, Animal / Q000000981:diagnostic imaging* / Q000601:surgery; D016896:Treatment Outcome