Interactive worksheet
Pericoronary Fat Attenuation Index (FAI) Calculator
LAD FAI (HU) (optional) Tube voltage (kVp) 120 100 Other/Unknown High-Risk Plaque (HRP) present on CCTA? No / Not reported Yes (≥1 HRP feature) Coronary Artery Calcium Score (Agatston) (optional) Pericoronary Fat Attenuation Index (FAI): Comprehensive Explanation and Clinical Context Pericoronary (or perivascular) Fat Attenuation Index (FAI) is a CT-derived biomarker representing vascular inflammation by quantifying