THE MANAGEMENT OF chordomas and chondrosarcomas involving the cranial base remains
controversial. The options for therapy include biopsy, partial resection, radical resection, …

Object Sphenoorbital meningiomas (SOMs) are complex tumors involving the sphenoid wing,
orbit, and cavernous sinus, which makes their complete resection difficult or impossible. …

Object Chordomas are rare malignant neoplasms arising predominantly at the sacrum and
skull base. They are uniformly lethal unless treated with aggressive resection and proton …

OBJECTIVE: Surgical strategies and results for 50 patients with meningiomas involving the
optic nerves are discussed and evaluated. Factors affecting the degree of resection and …

PURPOSE To characterize the MR features of skull base chordomas with regard to signal
intensity, size, position, extension, and Gd-DTPA enhancement. PATIENTS AND METHODS …

The magnetic resonance (MR) images from 17 patients with chondrosarcomas of the skull
base were retrospectively reviewed to characterize the size, location, signal intensity, and …

OBJECTIVE: We discuss and evaluate surgical strategies and results in 42 patients with a
variety of tumors involving the anterior and anterolateral foramen magnum and present factors …

Object Chordomas of the cervical spine are rare tumors. Although en bloc resection has
proven to be the ideal procedure in other areas, there is controversy regarding this approach in …

Object Intramedullary spinal cord tumors can displace the surrounding neural tissue, causing
enlargement and distortion of the normal cord anatomy. Resection requires a midline …

A variety of autogenous and synthetic materials have been used to repair cranial defects
resulting from traumatic and iatrogenic causes. In theory, the ideal material should be readily …