Related Experiment Video

Updated: Apr 23, 2026

Minimally Invasive Thumb-sized Pterional Craniotomy for Surgical Clip Ligation of Unruptured Anterior Circulation Aneurysms
11:58

Minimally Invasive Thumb-sized Pterional Craniotomy for Surgical Clip Ligation of Unruptured Anterior Circulation Aneurysms

Published on: August 11, 2015

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[Ischemic complications of anterior choroidal artery aneurysm treatment]

Toshinari Meguro1, Ken Kuwahara, Yusuke Tomita

  • 1Department of Neurological Surgery, Hiroshima City Hospital.

No Shinkei Geka. Neurological Surgery
|October 1, 2014
PubMed

Insights

Surgical clipping and endovascular coiling for anterior choroidal artery (AChA) aneurysms showed similar outcomes. While ischemic stroke remains a risk, careful procedures aim to preserve AChA blood flow.

Area of Science:

  • Neurosurgery
  • Interventional Neuroradiology
  • Vascular Neurology

Context:

  • Anterior choroidal artery (AChA) aneurysms pose significant risks, with ischemic stroke being a primary complication post-treatment.
  • Surgical clipping and endovascular coiling are common treatment modalities for AChA aneurysms.

Purpose:

  • To retrospectively compare treatment-related ischemic complications between surgical clipping and endovascular coiling for AChA aneurysms.

Summary:

  • This study analyzed 34 AChA aneurysms (19 clipped, 15 coiled) in 32 patients between 2006-2013.
  • No significant differences in clinical outcomes or rebleeding were observed between the two treatment groups.
  • Four cases (11.8%) of postoperative AChA infarction occurred, with subarachnoid hemorrhage and premature rupture during clipping correlating with infarction.

Impact:

  • Findings suggest comparable safety and efficacy profiles for both surgical clipping and endovascular coiling in managing AChA aneurysms.
  • Highlights the importance of preserving AChA blood flow during aneurysm treatment to minimize ischemic complications.
  • Informs clinical decision-making regarding the optimal treatment strategy for AChA aneurysms.

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