Medical Abbreviation
LAD
LAD is a medical abbreviation with more than one meaning — most commonly Left anterior descending / Lymphadenopathy. Its meaning depends on the clinical context.
What does LAD mean?
| Meaning | Context | Field |
|---|---|---|
| Left anterior descending (artery) | Coronary anatomy | Cardiology |
| Lymphadenopathy | Enlarged lymph nodes | General |
| Left axis deviation | ECG interpretation | Cardiology |
Why it matters
LAD means the left anterior descending coronary artery in cardiology, but lymphadenopathy elsewhere, and left axis deviation on an ECG. Context is key.
Frequently asked questions
What does LAD mean in cardiology?
It usually means the left anterior descending artery, a major coronary artery, though on an ECG it can mean left axis deviation.
Related abbreviations
Study reference only — not medical advice. Always consult qualified sources and supervisors for clinical decisions.