Related Experiment Video
Updated: Sep 26, 2025

Novel Percutaneous Approach for Deployment of 3D Printed Coronary Stenosis Implants in Swine Models of Ischemic Heart Disease
Published on: February 18, 2020
Surgical Turned-Downed CHIP Cases-Can PCI Save the Day?
Alexandru Achim1,2,3, Madalin Marc1, Zoltan Ruzsa3
1"Niculae Stancioiu" Heart Institute, University of Medicine and Pharmacy "Iuliu Hatieganu", Cluj-Napoca, Romania.
For high-risk patients ineligible for bypass surgery, outcomes after percutaneous coronary interventions (PCI) are unclear. Further research is needed to determine if PCI benefits outweigh risks in this complex group.
Area of Science:
- Cardiovascular Medicine
- Interventional Cardiology
Background:
- Current guidelines lack direction for revascularization decisions in high-risk patients unsuitable for bypass surgery.
- Symptomatic patients denied surgery are often excluded from clinical trials, with limited data on their outcomes.
- Reasons for surgical ineligibility are frequently not standardized or captured in risk models.
Purpose of the Study:
- To address the lack of data on health status outcomes following percutaneous coronary interventions (PCI) in patients deemed inoperable.
- To evaluate the risk-benefit profile of PCI in this controversial, high-risk subpopulation.
- To inform clinical decision-making regarding revascularization strategies for complex patients.
Main Methods:
- Analysis of health status outcomes in high-risk patients undergoing PCI.
- Review of decision-making processes for revascularization in surgically ineligible patients.
- Examination of goals for interventional revascularization in Complex High-risk Indicated Percutaneous coronary interventions (CHIP).
Main Results:
- Data on health status outcomes after PCI in surgically inoperable patients is currently lacking.
- There is no consensus on the optimal revascularization strategy (complete vs. selective PCI) in CHIP.
- These patients are increasingly prevalent in cardiac catheterization labs worldwide.
Conclusions:
- There is a critical need to examine PCI outcomes in high-risk, surgically inoperable patients.
- Further research is essential to guide revascularization decisions and optimize care for this growing patient group.
- Understanding outcomes will inform best practices for Complex High-risk Indicated Percutaneous coronary interventions (CHIP).
Related Concept Videos
Coronary Artery Disease V: Interprofessional Care
Cardiomyopathy V: Interprofessional Care
Peripheral Artery Disease III: Interprofessional Care
Acute Coronary Syndrome IV: Interprofessional Care
Atherosclerosis III: Management

