The cisternographic images in 10 patients with benign intracranial hypertension were reviewed. Nine were normal. Transfer of labelled tracer from the subarachnoid space was measured in five patients and was found to be abnormal in only two. The relation of these findings to the proposed pathophysiological alterations is discussed.
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↵1 Address for reprints: Dr A. E. James, Director, Radiological Research, Johns Hopkins Medical Institutions, Baltimore, Md., U.S.A.
↵2 Georgetown Medical School, Washington, D. C., U.S.A.
↵3 University of Chicago School of Medicine, Chicago, Ill., U.S.A.
↵4 University of Florida Medical School, Gainesville, Florida, U.S.A.