目的探讨部分下咽、全食管切除，左梨状窝胃（结肠）吻合治疗颈段食管癌的手术方法及疗效。
Objective To evaluate the effect of left piriform recess-gastric (or colon) anastomosis after partial hypopharyngeal and total esophagectomy without thoracotomy in cervical esophageal carcinoma.
目的研究颈段椎管侧隐窝正常结构形态与CT、MR的异常征像，提高对神经根型颈椎病的诊断准确率。
Objective to study the normal structure and the abnormal manifestations of vertebral lateral recess by ct and MR in order to improve the accuracy of diagnosing nerve root's cervical spondylopathy.
获得后颅窝枕颈交界处肌肉、颅骨的正常解剖结构有关资料，为桥小脑角区肿瘤、小脑半球肿瘤的手术治疗提供更优化的手术入路。
Suboccipital retrosibmoidal craniotomy with replacement of bone flap and deep muscle incision, suture in turn were used in patients to improve the operative effect of posterior fossa tumor.
获得后颅窝枕颈交界处肌肉、颅骨的正常解剖结构有关资料，为桥小脑角区肿瘤、小脑半球肿瘤的手术治疗提供更优化的手术入路。
Suboccipital retrosibmoidal craniotomy with replacement of bone flap and deep muscle incision, suture in turn were used in patients to improve the operative effect of posterior fossa tumor.
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