ECG Case 287 Interpretation

This post is an answer to the ECG Case 287

  • Rate: 78 bpm
  • Rhythm: Regular sinus rhythm
  • Axis: LAD
  • Intervals:
    • PR – Normal (~200ms)
    • QRS – Normal (100ms)
    • QT – 400ms

  • Segments:
    • ST Elevation in leads II, III, aVF (~1mm)
    • Inferior Q waves (rS wave)
    • ST Depression in aVL

Interpretation

Inferior OMI.

What happened next ?

Following discussion with cardiology team due to dynamic ECG changes and ongoing chest pain he was taken for urgent coronary angiogram, which showed:

  • LMCA – Irregularities
  • Prox LAD – Irregularities
  • Mid/distal LAD – 70-80%, multiple discrete lesions
  • Ostial 1st Diag – 99%, single discrete lesion, small vessel
  • Cx – Irregularities
  • Prox RCA – 90%, single discrete lesion
  • Mid RCA – 100%, unknown length stenosis, heavy thrombus burden

Six stents were inserted into the RCA extending into the PLA. The patient’s stay was complicated by a lower GI bleed which settled without invasive treatment and he was discharge with out-patient cardiology follow-up on dual anti-platelet therapy (DAPT).

READ MORE: ECG Interpretation – All you need to know

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