Radiologic Findings and Differential Diagnosis of Chordomas at the Skull Base
Skull base chordomas deserve an extensive investigation and meticulous evaluation by an experienced radiologist in order to provide the most detailed information that is necessary for an optimal surgery in…
Chordomas: A Personal Perspective
Chordoma, an oddity for years, remains a baffling and defiant tumor. Despite the surge in studies and the advancements of imaging and techniques, chordoma is still plagued by unpredictability and…
Anterior Approaches to the Clivus
Lesions involving the clivus represent a challenge to neurosurgeons due to its depth and close relationship with vital structures. The localization of chordomas at the middle of the skull base…
Radiologic Findings and Differential Diagnosis of Chordomas in the Spine
Chordoma of the spine generally presents with back pain, whereas neurologicsymptoms and other manifestations of mass effect, such as tracheal or esophageal compression, are less frequent. 1 Grossly, chordoma is…
Cranio-Orbital–Zygomatic Approach for Chordomas
The cranio-orbital–zygomatic (COZ) approach is the most versatile approach that can be used on selective cases of giant extensive chordomas that otherwise might need more than one approach or are…
Endoscopic Approaches for Skull Base Chordomas
Chordomas are developmental tumors that arise from remnants of the notochordal tissue that is located at the center of the axial skeleton. Location at the skull base, the spine, and…
The Extended Petrosal Middle Fossa Approach
The middle fossa approach to the skull base is one of the most versatile approaches and follows the paramount principles of skull base surgery: avoiding brain retraction, shortening the distance,…
The Transcondylar Approach to the Clivus
Origin and Occurrence The craniovertebral junction, along with the clivus, is a common site of neoplastic, vascular, and degenerative diseases, which often demand surgical treatment. 1,2,3,4,5,6,7 Chordomas are rare neoplasm,…
