Chapter

Idiopathic intracranial hypertension

N.F. Lawton

in Oxford Textbook of Medicine

Published on behalf of Oxford University Press

Published in print May 2010 | ISBN: 9780199204854
Published online May 2010 | e-ISBN: 9780199570973 | DOI: http://dx.doi.org/10.1093/med/9780199204854.003.0241005

Series: Oxford Textbooks

Idiopathic intracranial hypertension

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Case History—A 40 yr old man presenting with headache and visual disturbance.

Idiopathic intracranial hypertension is a syndrome of raised intracranial pressure in the absence of an intracranial mass lesion, enlargement of the cerebral ventricles due to hydrocephalus, or venous thrombosis in the dural sinuses. Impaired cerebrospinal fluid absorption and raised cerebral venous pressure have both been implicated. Obese females of childbearing age are predominantly affected. Rarely, provocative factors include tetracycline, vitamin A derivatives, hypervitaminosis A, and vitamin A excess....

Chapter.  3067 words. 

Subjects: Neurology

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