Idiopathic intracranial hypertension (IIH): other variants

Written and reviewed by Dr Ibrahim Imam, Consultant Neurologist. Last reviewed .

Idiopathic intracranial hypertension (IIH): other variants. This is acute onset and severe IIH. Fully referenced neurology checklist.

Fulminant IIH

  • This is acute onset and severe IIH
  • It results in severe visual loss within 4 weeks
  • 50% are legally blind after treatment
  • Repeated lumbar puncture and lumbar drain may be helpful temporising measures
  • Intravenous steroids may also be used

Late onset IIH

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IIH with normal CSF opening pressure

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IIH in men

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Asymptomatic IIH

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Synonym

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References

  1. Thambisetty M, Lavin PJ, Newman NJ, Biousse V. Fulminant idiopathic intracranial hypertension. Neurology 2007; 68:229-232.
  2. Bandyopadhyay S, Jacobson DM. Clinical features of late-onset pseudotumor cerebri fulfilling the modified Dandy criteria. J Neuro-Ophthalmol 2002; 22:9-11.
  3. Abdelfatah MA. Normal Pressure pseudotumor cerebri: a series of six patients. Turk Neurosurg 2017; 27:208-211.
  4. Suh SY, Kim SJ. IIH with normal CSF pressures? Indian J Ophthalmol 2013; 61:681-682.
  5. Foska A, Palaiodimou L, Stefanou MI, et al. Telltale signs of idiopathic intracranial hypertension with normal opening cerebrospinal fluid pressure. Neurohospitalist 2023; 13:103-106. 
  6. And 6 more. Subscribe to see the full list

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