Presentation
Incidental CT finding in a patient with delayed mental milestones.
Patient Data
Gender: Female
From the case:
Cavum septum pellucidum et vergae
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Info

Fluid is noted between the leaflets of the septum pellucidum that extends behind the anterior columns of the fornix reflecting a cavum vergae.
Case Discussion
Routine non-contrast cranial CT of a patient with delayed mental milestones demonstrates the incidental finding of cavum septum pellucidum et vergae. No CT finding explains the patient symptoms.