system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
A 80-year-old patient presents with a midline tumor of the lower jaw, involving the alveolar margin. He is endentulous. Rx of choice is :
assistant
The correct answer is  The best t/t for such tumor is excision of the growth along with segmental mandibulectomy.
Hemimandibulectomy would not be useful, as the tumor is midline.
Since the bone is involved by the growth, marginal mandibulectomy would not be a good choice.