Papilledema: Difference between revisions
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==Evaluation== | ==Evaluation== | ||
*MRI | *[[brain MRI|MRI]] | ||
*CT (if MRI unavailable) | *[[head CT|CT]] (if MRI unavailable) | ||
*[[LP]] (if neuroimaging normal) | *[[LP]] (if neuroimaging normal) | ||
**Opening pressure >25 considered abnormal | **Opening pressure >25 considered abnormal | ||
Revision as of 00:29, 2 October 2019
Background
- Bilateral optic disc swelling due to increased ICP
Etiology
- Malignant hypertension
- Idiopathic intracranial hypertension (pseudotumor cerebri)
- Intracranial mass
- Hydrocephalus
- Cerebral edema
Clinical Features
- Increased ICP symptoms:
- Headache (esp with recumbency and in the morning)
- Nausea and vomiting
- Preservation of visual acuity
- May have visual obscurations that clear completely lasting seconds
Fundoscopy
- Loss of spontaneous venous pulsations
- Disc margin blurring
- Cup is diminished or absent
Differential Diagnosis
- Malignant hypertension
- Idiopathic intracranial hypertension (pseudotumor cerebri)
- Intracranial mass
- Hydrocephalus
- Cerebral edema
- Salicylate toxicity
Evaluation
Management
- Treat underlying condition