title: An undifferentiated sarcoma affecting the first three cervical vertebrae of a puppy.
mesh_terms: D000818:Animals; D002574:Cervical Vertebrae; D004283:Dog Diseases; D004285:Dogs; D008297:Male; D012509:Sarcoma / Q000662:veterinary*; D013125:Spinal Neoplasms / Q000662:veterinary*