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…
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…
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…
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…
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…
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…
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
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…
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…