Chronic nasal congestion.
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A well-defined foramen cecum can be seen at midline on the sagittal plane, between the frontal crest and crista galli of ethmoid bone.
This represents a normal anatomical variant.
Normal anatomical variant of a foramen cecum. When patent, this foramen can contain emissary veins from the extracranial venous circulation to the intracranial venous sinuses, potentially allowing for intracranial spread of sinus infections.