Diffuse Vasospasm after Pretruncal Nonaneurysmal Subarachnoid Hemorrhage
Wouter I. Schievink
,a,
Eelco F.M. Wijdicksa and
Robert F. Spetzlera
a From the Cedars-Sinai Neurosurgical Institute (W.I.S.), Los Angeles, CA; the Department of Neurological Surgery (W.I.S.), University of California, Irvine, CA; the Division of Neurology (E.F.M.W.), Mayo Clinic, Rochester, MN; and the Department of Neurological Surgery (RFS), Barrow Neurological Institute, Phoenix, AZ.
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FIG 1. Images of patient 1, a 40-year-old woman who experienced an acute severe headache while bending over in the shower.
A, CT scan of a hemorrhage in the prepontine cistern (arrow).
B, Sagittal T1-weighted MR image of the cervical spine shows a linear hematoma in the prepontine cistern (arrow).
C, Anteroposterior-view angiograms of the right carotid (left), left carotid (middle), and right vertebral (right) arteries show severe vasospasm of the internal carotid, anterior cerebral, middle cerebral, basilar, and posterior cerebral arteries (arrows).
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FIG 2. Images of patient 2, a 67-year-old woman who suffered a severe headache that developed over several minutes.
A, CT scan shows a hemorrhage in the interpeduncular cistern (arrow).
B, Anteroposterior-view angiograms of the right (left) and left (right) carotid arteries show to severe vasospasm of the internal carotid, anterior cerebral, and middle cerebral arteries (arrows).
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