Neuroimaging of Posterior Fossa Astrocytoma in Children

Jun 22, 2017 by in NEUROSURGERY Comments Off on Neuroimaging of Posterior Fossa Astrocytoma in Children

, Maria Consiglio Buonocore1, Domenico Cicala1, Anna Nastro1 and Emilio Cianciulli1 (1) Division of Pediatric Neuroradiology, Department of Neurosciences, Santobono Pausilipon Children’s Hospital, Naples, Italy (2) Department of Neurosciences, Service of Neuroradiology, Santobono Pausilipon Children’s…

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Chordomas: Pathology

Jun 22, 2017 by in NEUROSURGERY Comments Off on Chordomas: Pathology

Fig. 46.1 Physaliferous cells with multivacuolation swimming in mucin-rich matrix The cells contain relatively uniform, small, oval, eccentric nuclei with smooth nuclear contours and evenly distributed chromatin. Although rare, nuclear…

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Treatment of Medulloblastoma: Chemotherapy

Jun 22, 2017 by in NEUROSURGERY Comments Off on Treatment of Medulloblastoma: Chemotherapy

M0 No gross nodular or laminar subarachnoid or hematogenous metastasis M1 Microscopic tumor cells in the cerebrospinal fluid M2 Gross nodular or laminar seeding in the cerebellum, cerebral subarachnoid space,…

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Surgical Approach to Mesencephalic Tumors

Jun 22, 2017 by in NEUROSURGERY Comments Off on Surgical Approach to Mesencephalic Tumors

Fig. 32.1 Tectal plate glioma cases with i.v. contrast MR study. (a–c) does not have contrast enhancement and (d) minimal, whereas (e, f) demonstrates significant contrast enhancement MRI is more…

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Dermoid Tumors

Jun 22, 2017 by in NEUROSURGERY Comments Off on Dermoid Tumors

Series Number of patients (M:F) Age range (mean) Pathology Location in PF Outcome/complication Recurrence/reoperation f/u period (mean) Schijman et al. [15] 7 2–6 years 2 dermoids PF 2 deaths (1…

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Radiotherapy Options of Brainstem Tumors

Jun 22, 2017 by in NEUROSURGERY Comments Off on Radiotherapy Options of Brainstem Tumors

Fig. 36.1 Focal brainstem glioma, sagittal T1 image Over the same period improvements in neurosurgical techniques and perioperative care have made surgery feasible for all except diffuse intrinsic tumors [1]….

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Radiotherapy in Medulloblastoma

Jun 22, 2017 by in NEUROSURGERY Comments Off on Radiotherapy in Medulloblastoma

Fig. 19.1 Prone (a) and supine (b) positioning for craniospinal irradiation with personalized thermoplastic mask and vacuum bag immobilizer 19.2.5 Target Volumes, Organs at Risk, and Techniques The following organs…

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Chordomas and Their Management

Jun 22, 2017 by in NEUROSURGERY Comments Off on Chordomas and Their Management

Fig. 47.1 CT scan of a clival chordoma (a) Axial slice showing a hypodense mass of the posterior aspect of the clivus (dotted line) contacting the brainstem (arrows) (b) Axial…

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Atypical Teratoid/Rhabdoid Tumor

Jun 22, 2017 by in NEUROSURGERY Comments Off on Atypical Teratoid/Rhabdoid Tumor

Fig. 41.1 Typical rhabdoid cells with granular chromatin, prominent nucleolus and eosinophilic cytoplasm, brisk mitoses, and apoptotic bodies (HE, ×100) Reticulin may be abundant in some AT/RTs, especially in the…

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