Pediatric Internal Carotid Artery Dissection

  • Etiology: Result of blood entering the media through a tear in the intima seen in patients with hypertension, connective tissue disorder, trauma
  • Imaging:
    — Middle cerebral artery infarct
    — Ipsilateral anterior cerebral artery and posterior cerebral artery usually maintained by anterior communicating artery and posterior communicating artery
  • DDX:
  • Complications:
  • Treatment:
  • Clinical:

Radiology Cases of Dissection Internal Carotid Artery

MRA of internal carotid artery dissection
3D reconstruction from a MRA with contrast of the neck and brain shows tapering of the luminal diameter and decreased flow in the right internal carotid artery beginning at its horizontal segment until its terminus. The right middle carotid artery M1 and M2 segments are not visualized.