Osteogenic carcinoma of the canine esophagus (Spirocerca lupi?).
D000818:Animals; D004283:Dog Diseases; D004285:Dogs; D004938:Esophageal Neoplasms / Q000209:etiology / Q000662:veterinary*; D008297:Male; D009349:Nematode Infections / Q000150:complications / Q000662:veterinary*; D012516:Osteosarcoma / Q000209:etiology / Q000662:veterinary*; D013151:Spiruroidea