Orbit

Dec 24, 2017 by in NEUROSURGERY Comments Off on Orbit

Fig. 28.2 Surgical view of transconjunctival approach to the superior orbit Fig. 28.3 Surgical view, exposure of the orbital roof Fig. 28.4 Surgical view, removal of the orbital roof and exposure with incision…

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Cranial Nerve II: Optic

Dec 24, 2017 by in NEUROSURGERY Comments Off on Cranial Nerve II: Optic

Fig. 13.1 Optic nerves depicted on an axial CISS image. The nerves are hypointense surrounded by subarachnoid space which may not always be clearly visible. In this particular patient suffering from…

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Cranial Nerve V: Trigeminal

Dec 24, 2017 by in NEUROSURGERY Comments Off on Cranial Nerve V: Trigeminal

Fig. 16.2 Coronal T2W MRI image through the belly of the pons demonstrates the large fibers of the trigeminal nerves (arrows) on both sides of the pone, extending anteriorly Fig. 16.3 Axial…

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White Matter Anatomy

Dec 24, 2017 by in NEUROSURGERY Comments Off on White Matter Anatomy

References 1. Habas C, Cabanis EA (2007) Anatomical parcellation of the brainstem and cerebellar white matter: a preliminary probabilistic tractography study at 3 T. Neuroradiology 49(10):849–863CrossrefPubMed Related posts: Functional Anatomy…

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Cranial Nerve VII: Facial

Dec 24, 2017 by in NEUROSURGERY Comments Off on Cranial Nerve VII: Facial

Fig. 18.2 Oblique sagittal T2 MR image through the porus acusticus reveals the characteristic “ball in catcher’s mitt” appearance of the facial nerve (arrow) and the vestibulocochlear nerve. The facial nerve…

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Cranial Nerve III: Oculomotor

Dec 24, 2017 by in NEUROSURGERY Comments Off on Cranial Nerve III: Oculomotor

Fig. 14.2 Coronal CISS image: cisternal segment of CN III lies in the “oculomotor triangle” defined superiorly by the posterior cerebral artery and inferiorly by the superior cerebellar artery 14.2 Function…

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Cranial Nerve IV: Trochlear

Dec 24, 2017 by in NEUROSURGERY Comments Off on Cranial Nerve IV: Trochlear

15.2 Function The trochlear nerve has only GSE motor fibers. It innervates the superior oblique muscle, activation of which causes the eye to depress when adducted and to intort (inward…

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Detailed Anatomy at 7T

Dec 24, 2017 by in NEUROSURGERY Comments Off on Detailed Anatomy at 7T

Related posts: Functional Anatomy of the Cerebellum and Brainstem Cranial Nerve VIII: Vestibulocochlear Infratentorial Vascular Anatomy Cranial Nerve V: Trigeminal Cerebellopontine Angle Structural Anatomy

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Cranial Nerve VIII: Vestibulocochlear

Dec 24, 2017 by in NEUROSURGERY Comments Off on Cranial Nerve VIII: Vestibulocochlear

Fig. 19.2 Oblique sagittal T2W (CSF bright) MRI image through the porus acusticus (opening of the IAC) demonstrates the vestibulocochlear nerve (arrow) inferior and posterior to the facial nerve Fig. 19.3 Oblique…

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Cranial Nerve I: Olfactory

Dec 24, 2017 by in NEUROSURGERY Comments Off on Cranial Nerve I: Olfactory

Fig. 12.1 Coronal CISS image highlights the presence of both olfactory bulbs lying just above the ethmoidal roof (arrow). Note the presence of normal olfactory sulci (arrowhead) Fig. 12.2 Sagittal CISS image…

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