The Brain Evolved to Guide Action
The Brain Evolved to Guide Action Michael Anderson and Anthony Chemero 1.1 Introduction In the 19th century, major movements in both psychology and neuroscience were profoundly influenced by Darwin. William…
Tentorial Meningiomas
Fig. 9.1 Anatomical subclassification of tentorial meningiomas. Tentorial meningiomas are classified based on the tumor location. The four groups include the incisural type, falcotentorial type, lateral type, and posterior type…
Microsurgical Management of Posterior Fossa Vascular Lesions
Fig. 14.1 Illustration showing the four segments of the vertebral artery (V1-V4) as well as its relationship to adjacent structures. BA basilar artery, PICA posterior inferior cerebellar artery, SA subclavian…
Vestibular Schwannomas
Fig. 11.1 (continued) Images showing steps of a retrosigmoid approach for resection of a left small VS. Axial CT brain cuts without contrast (a) and with contrast (b) demonstrating medially located…
Middle Fossa and Translabyrinthine Approaches
Class PTA (dB) SDS (%) A ≤ 30 and ≥ 70 B > 30, ≤50 and ≥ 50 C > 50 and ≥ 50 D Any level < 50 PTA…
Surgical Anatomy of the Posterior Fossa
Fig. 1.1 Posterior fossa osseous and dural enclosure. (a) Superior view of the skull base. The posterior fossa is enclosed by the sphenoid, temporal, and occipital bones . The bony…
Foramen Magnum Meningiomas
Fig. 10.1 MRI of a 38-year-old female presenting with headaches and dysphagia. (a–c) Preoperative imaging. (a,b) T1-weighted image with gadolinium demonstrating an anteriorly located FMM eccentric to the right. (c)…
Meningiomas of the Cerebellopontine Angle
Fig. 8.1 Diagram of positions of meningiomas in axial and sagittal plane. APFM (a, b), MPFM (b, e). PPFM (c, f) (Published with permission) Tumors of the middle petrous face…
