目的观测颈部血管、神经与颈椎的关系，为颈椎手术提供帮助。

Objective To provide help for the operation of cervical vertebrae.

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目的探讨头颈部恶性血管外皮瘤的诊断和治疗。

Objective to study the diagnosis and treatment of malignant hemangiopericytoma in head and neck region.

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无伤口感染，无颈部重要血管神经损伤。

There was no important vascular and nerve injury and no wound infection.

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无伤口感染，无颈部重要血管神经损伤。

There was no important vascular and nerve injury and no wound infection.

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