[Progressive subcortical arteriosclerotic encephalopathy (Binswanger's disease)]

A case of progressing subcortical arteriosclerotic encephalopathy (Binswanger's disease) in a female of 91 is described; the patient suffered from hypertension with cerebral crises for 40 years. The mechanism of vascular-cerebral insufficiency in the pathogenesis of multiple small foci of complete or incomplete necrosis in various parts of white matter of the cerebral hemisphere characteristic for this disease which is rarely described by pathologists is discussed.