Prognostic Factors of Surgery for Cervical Cord Tumors Prognostic factors of surgery for cervical Epyndymomas Applicability of the Conventional Suboccipital Approach for Resection of Foramen Magnum Meningiomas: Early Experience with a Case Series Outcome of Lumbar Trans-Pedicular Fixation in Management of Recurrent Lumber Disc Herniation Predicting the Outcome of Microsurgical Resection of Olfactory Groove Meningiomas (OGMs): Experience at Benha University Hospital Accuracy of C-arm guided insertion of Ommaya reservoir tube in recurrent cystic Craniopharyngiomas Structural and Functional Changes of the Median Nerve in Carpal Tunnel Syndrome Dynamic Cervical Implants (DCI) versus Anterior Cervical Discectomy and Fusion (ACDF) in Single-Level Cervical Disc Disease (CDD): Clinical and Radiographic Outcome TREATMENT OF SPONTANEOUS ADULT THORACOLUMBAR SPONDYLODISCITIS WITH INTERBODY FUSION USING AUTOGENOUS BONE FROM DECORTICATED SPINOUS PROCESS SUPPLANTED WITH POSTEROLATERAL TRANSPEDICULAR ROD-SCREW FIXATION Meningioma en Plaque: Experience with 22 Cases