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A rare Case of "Acute Take Off" of Left Circumflex Artery Successfully Intervened using Dual-Lumen Microcatheter
Ajay S Chaurasia1, Jaywant M Nawale1, Digvijay Deeliprao Nalawade1
1Department of Cardiology, TNMC and BYL Nair Ch. Hospital, Mumbai, Maharashtra, India.
Insights
A rare "acute take off" of the left circumflex artery (LCX) with critical blockage was successfully treated. This case highlights a novel approach using a dual-lumen microcatheter for complex percutaneous coronary intervention.
Area of Science:
- Cardiovascular Medicine
- Interventional Cardiology
- Anatomical Variants
Background:
- The left circumflex artery (LCX) typically arises from the aorta.
- An "acute take off" variant, where the LCX originates at a sharp angle, is uncommon.
- Coronary artery disease in anomalous vessels poses significant challenges for intervention.
Observation:
- A patient presented with proximal critical stenosis in an acutely originating LCX.
- Percutaneous coronary intervention (PCI) in such anatomy is technically demanding.
- Standard PCI techniques may have a higher failure rate in anomalous coronary arteries.
Findings:
- Successful percutaneous coronary intervention (PCI) was achieved in a case of acute take-off LCX with critical stenosis.
- A dual-lumen microcatheter facilitated complex PCI in this challenging anatomical variant.
- The intervention restored blood flow despite the vessel's unusual origin.
Implications:
- This case demonstrates the feasibility of advanced microcatheter techniques for complex coronary interventions.
- It expands treatment options for patients with rare coronary artery anomalies and significant stenosis.
- Successful PCI in acute take-off LCX variants can improve patient outcomes and reduce procedural risks.
Abstract:
"Acute take off" of the left circumflex artery (LCX) is a rare coronary artery variant. Development of coronary artery disease in such a vessel increases technical difficulty and failure rate for percutaneous coronary intervention. We report a rare case of "acute take off" of the LCX with proximal critical stenosis successfully intervened using dual-lumen microcatheter.