a practical approach to, diagnosis, assessment and management of idiopathic intracranial hypertension文档.pdf

REVIEW A practical approach to, diagnosis, assessment and management of idiopathic intracranial hypertension Susan P Mollan,1 Keira A Markey,2 James D Benzimra,1 Andrew Jacks,1 Tim D Matthews,1 Michael A Burdon,1 Alex J Sinclair2,3 1Birmingham Neuro- ABSTRACT term to encompass primary raised intra- Ophthalmology Unit, Adult patients who present with papilloedema cranial pressure where there is no identi- Ophthalmology Department, University Hospitals Birmingham and symptoms of raised intracranial pressure fiable cause—which we term IIH—and 3 NHS Trust, Queen Elizabeth need urgent multidisciplinary assessment secondary causes of raised pressure. Hospital Birmingham, including neuroimaging, to exclude life- The diagnostic criteria of IIH are well Birmingham, UK 2Neurotrauma and threatening causes. Where there is no apparent known and have evolved since Dandy’s Neurodegeneration, School of underlying cause for the raised intracranial initial description in 19374 ; they include Clinical and Experimental pressure, patients are considered to have a CSF opening pressure of ≥25 cm H2O Medicine, College of Medical idiopathic intracranial hypertension (IIH). The (box 1).3 However, these criteria recom- and Dental Sciences, The incidence of IIH is increasing in line with the mend imaging only to exclude a venous Medical School, T