Cardiovascular Disease Glossary
100 terms total — 10 showing — Last updated 15 Sep 2026
Long QT syndrome
A genetic disorder of cardiac ion channels causing prolonged ventricular repolarization and risk of sudden death.
acute coronary syndrome
Umbrella term for conditions caused by sudden reduction in blood flow to the heart muscle.
anticoagulant
Medication that prevents blood clot formation by interfering with the clotting process.
chronotropic incompetence
Inability of the heart rate to increase appropriately with exertion or stress. A key finding in cardiac stress testing.
coarctation of the aorta
A congenital narrowing of the aorta that can cause hypertension and left ventricular hypertrophy.
collateral circulation
Alternative blood flow pathways that develop to bypass blocked or narrowed coronary arteries.
constrictive pericarditis
Chronic inflammation leading to pericardial scarring and restriction of cardiac filling and function.
CRUSADE score
Bleeding risk prediction tool used to estimate major bleeding risk in patients with non-ST elevation acute coronary synd...
GRACE score
A validated risk stratification tool used to predict mortality and ischemic events in patients with acute coronary syndr...
syncope
Temporary loss of consciousness due to inadequate cerebral blood flow, commonly called fainting.
SYNTAX score
Angiographic scoring system that quantifies the complexity of coronary artery disease to guide treatment selection betwe...