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pseudotumor cerebri


Definition: a disorder most commonly seen in obese young women, characterized clinically by headache, blurred vision, and visual obscurations resulting from increased intracranial hypertension; on clinical examination, papilledema is detected but on neuroimaging studies there is no evidence of an intracranial mass lesion and the ventricles are either of normal size or small; if untreated, occasionally results in permanent visual loss; of an unknown cause.

Synonym(s): idiopathic intracranial hypertension

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.