Skip to main content
← Back to Interventional Cardiology

Interventional Cardiology Glossary

100 terms total — 24 showing — Last updated 15 Sep 2026

coronary steal phenomenon

Advanced Technical IVT

A pathological condition where blood flow is redirected away from stenotic coronary vessels to areas with less resistance, potentially worsening ischemia.

Showing 1–24 of 100

ABSORB

Professional Technical IVT

A specific brand of bioresorbable vascular scaffold that dissolves over time.

Technical Term Full entry →

angiographic dissection

Advanced Technical IVT

A tear in the coronary artery wall visible on angiography, classified by standardized grading systems based on severity...

Technical Term Full entry →

angiographic success

Intermediate Technical IVT

Achievement of <30% residual stenosis with TIMI 3 flow and no major complications during percutaneous coronary intervent...

Technical Term Full entry →

angioplasty balloon

Intermediate Technical IVT

The inflatable component of a balloon catheter used to dilate coronary arteries.

Technical Term Full entry →

balloon angioplasty

Intermediate Technical IVT

Percutaneous coronary intervention using balloon inflation to compress atherosclerotic plaque and restore vessel lumen,...

Technical Term Full entry →

bare metal stent

Intermediate Technical IVT

A coronary stent without drug coating, providing mechanical scaffolding to keep arteries open but with higher restenosis...

Technical Term Full entry →

bifurcation lesion

Advanced Technical IVT

A coronary stenosis occurring at the junction where a vessel divides into two branches.

Technical Term Full entry →

bioresorbable vascular scaffold

Advanced Technical IVT

Temporary coronary stent that provides mechanical support then gradually dissolves, theoretically restoring natural vess...

Technical Term Full entry →

buddy wire technique

Advanced Technical IVT

Use of a second guidewire to provide additional support, straighten vessel tortuosity, or protect side branches during i...

Technical Term Full entry →

CABG

Intermediate Technical IVT

Coronary artery bypass grafting, surgical revascularization using grafts to bypass coronary artery blockages.

Technical Term Full entry →

calcium scoring

Intermediate Technical IVT

A non-invasive CT-based method for quantifying coronary artery calcification to assess cardiovascular risk and guide int...

Technical Term Full entry →

chronic total occlusion

Advanced Technical IVT

A completely blocked coronary artery with TIMI 0 flow present for more than three months.

Technical Term Full entry →

circumflex artery

Intermediate Technical IVT

The left circumflex coronary artery (LCX), one of the major epicardial vessels supplying blood to the lateral and poster...

Technical Term Full entry →

collateral circulation

Intermediate Technical IVT

Alternative vascular pathways that develop to maintain blood flow around blocked coronary arteries, influencing interven...

Technical Term Full entry →

complex PCI

Professional Technical IVT

Percutaneous coronary intervention involving high-risk anatomical or clinical features requiring advanced techniques and...

Technical Term Full entry →

Risk assessment metric comparing total contrast dose to renal function for predicting contrast-induced acute kidney inju...

Technical Term Full entry →

contrast-induced acute kidney injury

Intermediate Technical IVT

Acute deterioration in kidney function following contrast media exposure during cardiac catheterization procedures.

Technical Term Full entry →

contrast-induced nephropathy

Advanced Technical IVT

Acute kidney injury occurring after contrast media administration during cardiac catheterization procedures.

Technical Term Full entry →

coronary perforation

Advanced Technical IVT

A procedural complication involving breach of the coronary artery wall, potentially causing pericardial bleeding and tam...

Technical Term Full entry →

coronary steal phenomenon

Advanced Technical IVT

A pathological condition where blood flow is redirected away from stenotic coronary vessels to areas with less resistanc...

Technical Term Full entry →

crossover technique

Intermediate Technical IVT

Interventional approach using contralateral femoral access when ipsilateral access fails or is anatomically challenging.

Technical Term Full entry →

CRUSADE score

Advanced Technical IVT

A risk stratification tool for predicting major bleeding in acute coronary syndrome patients.

Technical Term Full entry →

CTO

Advanced Technical IVT

Chronic total occlusion, a complete blockage of a coronary artery present for more than three months with TIMI 0 flow.

Abbreviation Full entry →

culprit vessel

Intermediate Technical IVT

The coronary artery responsible for causing an acute coronary syndrome or myocardial infarction.

Technical Term Full entry →
Showing 1–24 of 100

Editors from these organisations have used our services since 1998

Reuters BBC Oxford University Press Penguin Random House Springer Microsoft Suncor Energy United Nations Fisher Investments IBM The Home Depot KODAK CHEVRON