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"No-reflow" phenomenon in acute ischemic stroke.
Yang Zhang1, Miaowen Jiang2, Yuan Gao3
1Department of Neurology, Xuanwu Hospital, Capital Medical University, Beijing, China.
Summary
The no-reflow phenomenon hinders neurological recovery after acute ischemic stroke (AIS). Addressing this microvascular issue with new therapies and diagnostics is crucial for improving patient outcomes.
Area of Science:
- Neurology
- Vascular Biology
- Stroke Medicine
Background:
- Acute ischemic stroke (AIS) is a major global health concern.
- Despite recanalization therapies, the no-reflow phenomenon impedes neurological recovery.
- No-reflow is linked to poor clinical outcomes in AIS patients.
Purpose of the Study:
- To review the historical context and current understanding of the no-reflow phenomenon in AIS.
- To explore the multifaceted mechanisms underlying no-reflow.
- To discuss current and future therapeutic and diagnostic strategies for no-reflow.
Main Methods:
- This is a narrative review.
- It synthesizes existing scientific literature on the no-reflow phenomenon.
- The review covers historical data, mechanistic insights, and clinical implications.
Main Results:
- The no-reflow phenomenon involves microemboli, microvascular compression, and contraction.
- Microthrombosis therapy shows promise in improving AIS patient prognoses.
- Current diagnostic methods for no-reflow are insufficient for timely treatment.
Conclusions:
- Understanding no-reflow mechanisms is key to improving AIS prognoses.
- Advancements in microthrombosis therapy offer therapeutic potential.
- Improved diagnostic tools are needed for effective, timely intervention in AIS no-reflow.
