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42.1 Prestyloid and Poststyloid Tumors The parapharyngeal space is a potential space in the deep neck, shaped like an inverted pyramid. The fascia, running posteriorly from the styloid process to the tensor veli palatini muscle, divides the parapharyngeal space into…
Key Points Four principles of organ-preservation surgery help provide consistent oncologic and functional outcomes: local control, accurate assessment of the three-dimensional extent of tumor, the cricoarytenoid unit as the basic functional unit of the larynx, and resection of normal tissue…