Squamous cell carcinoma of the horn core.
D000818:Animals; D002294:Carcinoma, Squamous Cell / Q000175:diagnosis / Q000662:veterinary*; D002417:Cattle; D002418:Cattle Diseases / Q000175:diagnosis*; D006733:Horns; D009369:Neoplasms / Q000175:diagnosis / Q000662:veterinary*