Post-MI VSR — RACP Adult Medicine MCQ

Instant feedback + full explanation. One question, done properly.

HardCardiologyPost-MI VSRRACP Adult Medicine

A 60-year-old man 4 weeks post-STEMI: new pansystolic murmur at left sternal edge, acute dyspnoea. Echo shows VSD. What mechanical complication?

Educational content. Not a substitute for clinical judgement or local policy.

Reveal the answer and explanation

Correct answer: C — Post-MI ventricular septal rupture

Post-MI VSR: pansystolic murmur at left sternal edge, O₂ step-up from RA to RV. Urgent surgical repair or percutaneous closure. Medical stabilisation with IABP.

Reference: NHF/CSANZ – 2025; ESC – 2023