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.

结腮腺、颌下腺、腭部是较大多形性腺瘤的好发部位,较小的则易发生在唇、颊、龈、、鼻唇沟部位。

The origin of flaps was frontonasal flap in 58 cases, bilobed flap in 67 cases, reforming rhomboid flap in 152 cases, nasolabial flap in 118 cses, forehead falp in 33 cases.

皮瓣来鼻皮瓣58例，双叶皮瓣67例，改良菱形皮瓣152例，鼻唇沟皮瓣118例，正中皮瓣33例。