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Updated: Aug 10, 2026

Microsurgical Creation of Giant Bifurcation Aneurysms in Rabbits for the Evaluation of Endovascular Devices
Published on: September 8, 2023
A case of giant aneurysm following percutaneous coronary intervention
Monotosh Panja1, Soumik Basu, Saroj Mondol
1Department of Cardiology, Institute of Post Graduate Medical Education and Research and SSKM Hospital, Kolkata.
Insights
Drug-eluting stents reduce restenosis but may increase risks like aneurysm formation. This case highlights a rare giant aneurysm complication after drug-eluting stent implantation.
Area of Science:
- Cardiovascular medicine
- Interventional cardiology
- Medical device technology
Background:
- Drug-eluting stents (DES) have decreased restenosis rates after percutaneous coronary intervention.
- However, concerns exist regarding potential increases in late stent-related adverse events.
- Subacute thrombosis and aneurysm formation are recognized, albeit infrequent, complications.
Observation:
- This report details a specific case of a patient who developed a giant aneurysm.
- The aneurysm formation occurred following the implantation of a drug-eluting stent.
- This represents a rare but significant clinical observation.
Findings:
- The study identifies giant aneurysm formation as a potential complication associated with drug-eluting stent use.
- This finding underscores the need for vigilance regarding stent-related adverse events.
- The incidence and mechanisms of such aneurysms require further investigation.
Implications:
- Clinicians should be aware of the risk of giant aneurysm formation after DES implantation.
- Enhanced surveillance may be necessary for patients with specific risk factors or stent types.
- Further research into the pathophysiology and management of DES-associated aneurysms is warranted.
Abstract:
The incidence of restenosis has significantly reduced following introduction of drug-eluting stents. However. complications i.e. subacute thrombosis and aneurysm formation may be higher with these stents. We report a case of giant aneurysm formation following drug-eluting stent implantation.
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