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部,而较小则易在唇、颊、龈、额、鼻唇沟部。

Purpose Significance to study of the central sulcus,precentral and postcentral gyri by MR imaging,to determine its location for application of the clinic.

通过使用磁共振影像技术来研究中央沟及其相邻解剖结构在影像中特征性表现。