Conclusion The larger pleomorphic adenoma predominantly occur at the parotid,submaxillary gland or palate,while the smaller one at lip,bucca,gingiva,frons and nasolabial sulcus.

结论腮腺、颌下腺、腭部是较大多形性腺瘤的好发部位,而较小的则易发、、、、沟部位。