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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
In carcinoma of lower lip secondaries are seen in:
assistant
The correct answer is  (a) submandibular LN(Ref. Cummings, 6th ed., 1364)Nodal spread from carcinoma lower lip involves submental and submandibular lymph nodes (level 1).