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Optimized Management of Endovascular Treatment for Acute Ischemic Stroke

Optimized Management of Endovascular Treatment for Acute Ischemic Stroke

Published on: January 18, 2018

"Missing clot" during mechanical thrombectomy in acute stroke using Solitaire stent retrieval system.

Vikram Huded¹, Vivek Nambiar¹, Romnesh De Souza¹

¹Departments of Interventional Neurology and Stroke, NH Institute of Neurosciences, NH Health City, Bangalore, Karnataka, India.

Annals of Indian Academy of Neurology

|June 14, 2016

Summary

Stent retrieval systems can dislodge clots during mechanical thrombectomy for acute ischemic stroke. This complication risks re-injecting the clot, potentially causing severe neurological damage.

Keywords:

Acute stroke mechanical thrombectomy solitaire

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Area of Science:

Neurology
Interventional Neuroradiology
Vascular Surgery

Background:

Mechanical thrombectomy using stent retrieval systems is a standard treatment for acute ischemic stroke caused by large vessel occlusion.
Ensuring safe and effective clot removal is paramount in stroke intervention.

Observation:

During mechanical thrombectomy procedures in three patients, the retrieved clot became dislodged from the stent retriever.
This dislodgement occurred as the stent retriever was being withdrawn from the cerebral vasculature.

Findings:

The dislodged clot posed a significant risk of embolization or re-occlusion within the arterial system.
Potential consequences include further ischemic damage or a secondary stroke.

Implications:

This complication highlights the need for careful technique and potentially modified retrieval strategies during mechanical thrombectomy.
Further research into preventing clot dislodgement during stent retrieval is warranted to improve patient outcomes.
Enhanced vigilance and preparedness for managing such intra-procedural complications are crucial for interventionalists.