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projects anteriorly and laterally. An arrowhead highlights a vessel that branches near the midline and appears irregular. Multiple vessels branch and curve symmetrically from a central arterial structure.Fig. 24.2 Moyamoya disease. Coronal brain MRA shows irregular narrowing of the left greater than right distal ICAs, left MCA, and both

projects anteriorly and laterally. An arrowhead highlights a vessel that branches near the midline and appears irregular. Multiple vessels branch and curve symmetrically from a central arterial structure.Fig. 24.2 Moyamoya disease. Coronal brain MRA shows irregular narrowing of the left greater than right distal ICAs, left MCA, and both

projects anteriorly and laterally. An arrowhead highlights a vessel that branches near the midline and appears irregular. Multiple vessels branch and curve symmetrically from a central arterial structure.Fig. 24.2 Moyamoya disease. Coronal brain MRA shows irregular narrowing of the left greater than right distal ICAs, left MCA, and both

surface with uplifting and compression of the hypothalamus and optic chiasm (Fig. 43.1). The top left scan labeled A displays an axial view from a head C T with a low-density rounded mass in the sellar region and a smooth border, with an arrow that points

surface with uplifting and compression of the hypothalamus and optic chiasm (Fig. 43.1). The top left scan labeled A displays an axial view from a head C T with a low-density rounded mass in the sellar region and a smooth border, with an arrow that points

surface with uplifting and compression of the hypothalamus and optic chiasm (Fig. 43.1). The top left scan labeled A displays an axial view from a head C T with a low-density rounded mass in the sellar region and a smooth border, with an arrow that points

cells 4700 mm3, protein 49 mg/dL, glucose 56 mg/dL. Gram-negative stains and cultures are negative at 72 hours. Diagnostic Workup MRI at 24 hours after headache onset reveals FLAIR-hyperintense signal in the occipital horn of left lateral ventricle and along the subarachnoid spaces

cells 4700 mm3, protein 49 mg/dL, glucose 56 mg/dL. Gram-negative stains and cultures are negative at 72 hours. Diagnostic Workup MRI at 24 hours after headache onset reveals FLAIR-hyperintense signal in the occipital horn of left lateral ventricle and along the subarachnoid spaces

cells 4700 mm3, protein 49 mg/dL, glucose 56 mg/dL. Gram-negative stains and cultures are negative at 72 hours. Diagnostic Workup MRI at 24 hours after headache onset reveals FLAIR-hyperintense signal in the occipital horn of left lateral ventricle and along the subarachnoid spaces

extensive within the cerebellum. DWI showed variable degrees of restricted diffusion within the lesions. MRI of the spine was normal. The panel contains four axial brain M R I scans labeled A, B, C, and D. Scans A to C show hyperintense signals involving the cerebellar white matter, periventricular