title: Esophageal osteosarcoma in a dog.
mesh_terms: D000818:Animals; D003937:Diagnosis, Differential; D004283:Dog Diseases / Q000175:diagnosis*; D004285:Dogs; D004938:Esophageal Neoplasms / Q000175:diagnosis / Q000662:veterinary*; D008297:Male; D009349:Nematode Infections / Q000175:diagnosis / Q000662:veterinary; D012516:Osteosarcoma / Q000175:diagnosis / Q000662:veterinary*; D013151:Spiruroidea