Pediatric Intracranial Aneurysm

  • Etiology:
  • Imaging: Tend to involve posterior circulation
  • DDX:
  • Complications: Only 0.6% of aneurysms in children less than 19 years old rupture and lead to hemorrhagic stroke
  • Treatment:
  • Clinical: Giant and fusiform aneurysms are more common in children

Radiology Cases of Intracranial Aneurysm

Radiology Cases of Giant Intracranial Aneurysm

CT and CT angiogram of giant intracranial aneursym
Axial CT without contrast of the head (above) shows a round mixed density lesion just to the right of the third ventricle along with diffuse subarachnoid hemorrhage and cerebral edema. Axial (below left) and sagittal (below right) CT angiogram shows the lesion to arise from the A1 segment of the right anterior cerebral artery.