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An 11-year-old castrated male domestic longhair cat was evaluated for metastatic disease. The cat was being treated for osteomyelitis of the left side of the mandible, and a proliferative sublingual mass had been detected during physical examination. The cat had been anorectic for 3 to 4 days. No abnormalities were detected during auscultation of the thorax. Radiographs of the thorax were obtained during general anesthesia (
Lateral (A) and ventrodorsal (B) radiographic views of the thorax of an 11-year-old cat with a history of a proliferative sublingual mass and osteomyelitis of the left side