Internal carotid artery agenesis associated with a rare collateral pathway: supraclinoid-supraclinoid anastomosis. A case report

Surg Radiol Anat. 2016 Mar;38(2):261-3. doi: 10.1007/s00276-015-1531-7. Epub 2015 Aug 7.

Abstract

Internal carotid artery (ICA) agenesis is an infrequent vascular anomaly, less than 0.01% of the population. Here we report a case of internal carotid agenesis with a rare collateral pathway, via supraclinoid ICA anastomosis to the contralateral supraclinoid ICA.

Keywords: Agenesis; Internal carotid artery; Magnetic resonance angiography; Supracavernous; Vascular anomaly.

Publication types

  • Case Reports
  • Research Support, Non-U.S. Gov't

MeSH terms

  • Aged
  • Alzheimer Disease / diagnosis*
  • Anatomic Variation*
  • Brain / blood supply*
  • Brain / diagnostic imaging
  • Carotid Artery, Internal / abnormalities*
  • Carotid Artery, Internal / diagnostic imaging
  • Humans
  • Magnetic Resonance Angiography
  • Male