5 year old male child presented with complaints of ?seizures.
MRI Brain were within normal limits excepting the cystic enlargement of the septum pellucidum.
MRI Brain were within normal limits excepting the cystic enlargement of the septum pellucidum.
Arachnoid cysts account for ~1% of all intracranial masses.
On imaging, they are characterized as well circumscribed cysts, with an imperceptible wall, displacing adjacent structures, and following the CSF pattern (hypodense on CT and hyperintense on T2 with FLAIR suppression on MRI).
References
1. Radiopaedia.org
2. Arachnoid cyst of septum pellucidum
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