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Cardiology Emergency Medicine

Subtle Anterior STEMI Calculator (4-Variable)

Distinguishes subtle anterior STEMI (OMI) from early repolarisation pattern using 4 ECG measurements from leads V2–V4 and aVR. Score > 22.9 = STEMI.

ST elevation measured at J-point in lead V3; enter 0 if no STE

Corrected QT interval measured in lead V2

Height of R-wave in lead V4

QRS voltage (R-wave amplitude) in lead aVR; use absolute value

References

Related

Curated clinical cross-links plus same-class fallbacks.

Decision support only — verify against MDCalc, NICE, or your local guideline before clinical use.