耳下腺に発生した血管腫の1例

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A case report is made of a hemangioma occuring in the parotid gland of 67-year-old woman. Patient complained of a gradually increasing swelling in the preauricular area. She was referred by her dentist. Paralysis of the facial nerve was not observed. In the radiographic examination. The posterior edge of the ascending ramus was found to be absorbed. Salivary imaging by means of <SUP>99m</SUP>Tc scintigraphy showed a cold lesion in the parotid gland. <SUP>67</SUP>Ga scintigraphy showed normal appearance. Sialography of the parotid gland revealed typical ball-in-hand appearance. From these findings, a clinical diagnosis of benign salivaly gland tumor was made. The tumor was removed by total parotidectomy with all branches of the facial erve reserved. The tumor was present in the deep portion of the gland the histopathological diagnosis was cavernous hemangioma. Facial paralysis was observed postoperatively but disappeared within six months. Recurrence has not been observed over the past two years.