American Journal of Neuroradiology, Vol 17, Issue 6 1183-1186, Copyright © 1996 by American Society of Neuroradiology
ARTICLES |
Aqueductal blood clot as a cause of acute hydrocephalus in subarachnoid hemorrhage
Y Yoshimoto, C Ochiai, K Kawamata, M Endo and M Nagai
Department of Neurosurgery, Dokkyo University School of Medicine, Tochigi, Japan.
We describe two patients with acute hydrocephalus, in whom CT scans did not show intraventricular hemorrhage unequivocally. Midline sagittal MR imaging revealed a blood clot plugging the aqueduct. MR imaging is useful for detecting sub-acute clots within the aqueduct and for differentiating them from other entities.