Oxyphilic adenoma of the parotid gland. Identification with 99mTc-pertechnetate

Oxyphilic adenoma of the parotid gland is a rare benign tumor. In the case presented, increased concentration of 99mTc-pertechnetate was seen in the tumor. The only other neoplasm which is known to consistently concentrate pertechnetate is papillary cystadenoma lymphomatosum (Warthin's tumor).