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Sixty four-year-old male (case 20) with buccal cancer after operation and radiotherapy.
A. Contrast-enhanced CT shows infiltrative lesion in left parapharyngeal space (arrow). B. Using subzygomatic approach, 17/18 G biopsy needle set is inserted in lesion. Note hematoma in left messeter muscle (arrow). Biopsy revealed metastatic squamous cell carcinoma.
