Idiopathic intracranial hypertension: Difference between revisions
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==Background== | ==Background== | ||
* | *Also known as pseudotumor cerebri | ||
* | *May be due to impaired arachnoid villi absorption | ||
*Associated with OCPs, vitamin A, tetracycline, and thyroid disorders | |||
==Diagnosis== | ==Diagnosis== | ||
#Young, obese | #Young, obese women | ||
#Headache (worse in AM/ with manuvers increasing ICP) | #Headache (worse in AM / with manuvers increasing ICP) | ||
#Papilledema (optic atrophy/vision loss) | #Papilledema (optic atrophy/vision loss) | ||
#Neuro exam frequently normal | #Neuro exam frequently normal | ||
==Work-Up== | ==Work-Up== | ||
# CT scan (negative) | #CT scan (negative) | ||
# LP (CSF pressure 25-40) | #LP (CSF pressure 25-40) | ||
==Treatment== | ==Treatment== | ||
# Repeate LPs (decrease CSF pressure) | #Repeate LPs (decrease CSF pressure) | ||
# | #Acetazolamide 250mg BID | ||
# Weight loss | #Weight loss | ||
# Shunt | #CSF Shunt | ||
# Optic nerve sheath fenestration | #Optic nerve sheath fenestration | ||
==Disposition== | ==Disposition== | ||
Admit for: | *Admit for: | ||
**Severe pain | |||
**Focal findings | |||
**Vision changes | |||
==Source== | |||
Tintinalli | |||
[[Category:Neuro]] | [[Category:Neuro]] |
Revision as of 05:01, 1 October 2011
Background
- Also known as pseudotumor cerebri
- May be due to impaired arachnoid villi absorption
- Associated with OCPs, vitamin A, tetracycline, and thyroid disorders
Diagnosis
- Young, obese women
- Headache (worse in AM / with manuvers increasing ICP)
- Papilledema (optic atrophy/vision loss)
- Neuro exam frequently normal
Work-Up
- CT scan (negative)
- LP (CSF pressure 25-40)
Treatment
- Repeate LPs (decrease CSF pressure)
- Acetazolamide 250mg BID
- Weight loss
- CSF Shunt
- Optic nerve sheath fenestration
Disposition
- Admit for:
- Severe pain
- Focal findings
- Vision changes
Source
Tintinalli