目的探讨经远外侧枕骨髁入路的显微外科解剖。
Objective To describe microsurgical anatomy of the extreme lateral transcondylar approach.
该团队在遗骨中发现一个称为枕骨髁的球形骨，这是所有哺乳动物和爬行动物身体中连接颅底和脊髓的部分。
Among the remains, the team noticed a spherical bone, called a basioccipital condyle, found in all mammals and reptiles that joins the base of the skull to the spinal cord.
寰枢外侧关节面在矢状面上倾斜，枕骨髁、寰椎、枢椎关节发育不对称，可能是导致寰枢椎脱位的另外原因。
The lateral atlantoaxial joint surface is tilted in the sagittal plane or occipito-atlanto-axial joints are asymmetric. Each of the case may result in atlantoaxial dislocation.
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