A Case of Recurrent Massive Multinodular Parotid Pleomorphic Adenoma / 대한이비인후과학회지

ABSTRACT

Pleomorphic adenoma is the most common benign neoplasm of the parotid gland and it accounts for approximately 80% of all reported tumor from parotid. Recurrence rate was noted as 20–45% and high risk factors related to recurrence were the following over 40 years of age, women, over 30 mm mass size, below 10 mm safety margin, tumor puncture and tumor spillage during surgery, relation to the facial nerve, tumor site, surgical procedure. We experienced a 45-year-old woman who presented a huge left parotid mass. She had a huge parotid pleomorphic adenoma that was removed 18 years ago but had recurred 8 years ago. We removed the mass and obtained good postoperative results.