Difference between revisions of "Idiopathic intracranial hypertension"
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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