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Intracranial hypotension

Case contributed by Ian Bickle
Diagnosis almost certain

Presentation

Prolonged period of projectile vomiting due to gastroenteritis. Headache.

Patient Data

Age: 45 years
Gender: Male
mri

Mild diffuse meningeal enhancement.

Mild 'sagging' of the posterior body of the corpus callosum.

Slit like third ventricle.

MRI 1 week later

mri

A repeat MRI obtained a week late demonstrate the imaging findings to be far more pronounced.

Intense diffuse meningeal enhancement. Engorgement of the venous sinuses.

The ventricular system is less apparent than the prior scan and in particular, the 3rd ventricle is barely discernable.

'Droopy penis' appearance to the corpus callosum.

Case Discussion

This case illustrates the MRI findings of idiopathic intracranial hypotension.

The second scan illustrates this in a very prounced manner.

 

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