The left cervicalincision was perfoimed for cervical esophageal carcinoma and partial cervicosternotomy was performed for lesion in the upper thoracic segment.
病变位于颈段者采用左侧颈部切口，位于上胸段者行颈胸骨部分劈开切口。
2
Cervicalincision was performed in posterior midline ditch, and the tumor could be seen intramedullary, which was separated along the boundary and totally removed finally.
沿后正中沟切开颈髓，肿瘤位于髓内，沿肿瘤边界分离并全切除。
3
AIM: to introduce the clinical experience of the use of cervical plexus block in behind-the-ear incision mastoidectomy.