NEUROSURGERY

Cerebellar Arteriovenous Malformations

Aug 6, 2016 by in NEUROSURGERY Comments Off on Cerebellar Arteriovenous Malformations

17 Cerebellar Arteriovenous Malformations Microsurgical Anatomy Brain The cerebellum is composed of two hemispheres joined in the midline by the vermis (Fig. 17.1). The cerebellum has three surfaces: suboccipital, tentorial,…

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Temporal Arteriovenous Malformations

Aug 6, 2016 by in NEUROSURGERY Comments Off on Temporal Arteriovenous Malformations

12 Temporal Arteriovenous Malformations Microsurgical Anatomy Brain The temporal lobe has four surfaces: lateral, basal, sylvian, and medial (Fig. 12.1). The lateral temporal surface consists of three horizontal gyri that…

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Frontal Arteriovenous Malformations

Aug 6, 2016 by in NEUROSURGERY Comments Off on Frontal Arteriovenous Malformations

11 Frontal Arteriovenous Malformations Microsurgical Anatomy Brain The frontal lobe has four surfaces: lateral, medial, basal, and sylvian (Fig. 11.1). The lateral surface is composed of three horizontal gyri (superior,…

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Ventricular and Periventricular Arteriovenous Malformations

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14 Ventricular and Periventricular Arteriovenous Malformations Microsurgical Anatomy Brain The cerebrum separates neatly into frontal, temporal, and parieto-occipital lobes, and arteriovenous malformations (AVMs) located in the cerebral hemispheres are based…

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Parenchymal Dissection

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6 Parenchymal Dissection Circumdissection Parenchymal dissection detaches an arteriovenous malformation (AVM) from brain. Although pial dissection quickly exposes margins and closes superficial afferents, parenchymal dissection is lengthier and comprises two…

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Patient Selection

Aug 6, 2016 by in NEUROSURGERY Comments Off on Patient Selection

18 Patient Selection Judicious patient selection is essential to avoid surgical complications and poor neurologic outcomes with microsurgical resection of brain arteriovenous malformations (AVMs); it is the secret to success….

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Ependymal/Deep Dissection

Aug 6, 2016 by in NEUROSURGERY Comments Off on Ependymal/Deep Dissection

7 Ependymal/Deep Dissection The Dark Side “Ependymal” dissection may be a confusing term because many arteriovenous malformations (AVMs) do not reach a ventricle, but it is meant to describe the…

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Exposure

Aug 6, 2016 by in NEUROSURGERY Comments Off on Exposure

1 Arteriovenous Malformation Exposure The Box Arteriovenous malformations (AVMs) come in many shapes: spheres, ellipses, cylinders, and, classically, cones. The cone is based on the cortical surface and tapers to…

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