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HEENT: 2.5 cm ulcerating lesion, buccal mucosa opposite 1st molar which is broken. No nodes palpable.
All within normal limits.
Triple endoscopy negative except for noted buccal lesion.
Infiltrating poorly differentiated squamous carcinoma, buccal mucosa, within margins of resection.
Surgery: Excisional biopsy, buccal mucosa.