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Cardiology Abbreviations 101

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Sometimes you will see these abbreviations on reports or hear people use this terminology. This is an attempt to help you understand what they are talking about.


ACLS---advanced cardiac life support

A-fib---atrial fibrillation

ASCAD--- arteriosclerotic coronary artery disease, atherosclerotic coronary artery disease

ASCVD--- arteriosclerotic cardiovascular disease, atherosclerotic cardiovascular disease

ASHD--- arteriosclerotic heart disease, atherosclerotic heart disease

AV--- atrioventricular, arteriovenous

CABG--- coronary artery bypass graft/grafting

ECG--- electrocardiogram, electrocardiography

EF--- ejection fraction

EKG--- electrocardiogram, electrocardiography



IVC--- inferior vena cava

LAD--- left anterior descending (artery)

LAO--- left anterior oblique

LCA--- left coronary artery, left circumflex artery

LIMA--- left internal mammary artery

LV--- left ventricle/ventricular

MI---myocardial infarction

OMB---obtuse marginal branch

PAC--- premature atrial contraction, premature auricular contraction

PDA--- patent ductus arteriosus, posterior descending artery

PE---pulmonary embolism/embolus

PTCA--- percutaneous transluminal coronary angioplasty

PVC---premature ventricular contraction

PVD--- peripheral vascular disease

RAD--- right anterior descending (artery)

RAO---right anterior oblique

RCA--- right coronary artery, right circumflex artery

SMA--- superior mesenteric artery

SVC--- superior vena cava

V-tach---ventricular tachycardia

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  • 4 months later...

ACHD...adult congenital heart disease

ASD...atrial septal defect


BP...blood pressure

CHD...congenital heart disease

CHF...congestive heart failure



KOH...King of Hearts

MVP...mitral valve prolapse

PAC...premature atrial contractions

PAD...peripheral artery disease

PFT...pulmonary function tests

PSVT...paroxysmal supraventricular tachycardia


SVT...supraventricular tachycardia

VSD...ventricular septal defect

VT...ventricular tachycardia

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