Papillary Muscle Rupture

Post-MI mechanical complication

First 30 seconds

  1. 1ABCDE
  2. 2Sit up, O₂, arterial line
  3. 3GTN + diuretic + inotrope + IABP

Acute severe MR from ruptured papillary muscle typically 2–7 d post-inferior MI.

A

Airway

  • Patency, protect
  • Adjuncts / definitive airway
B

Breathing

  • RR, SpO₂
  • O₂ to target sats
C

Circulation

  • HR, BP, IV access
  • Fluids/vasopressors
D

Disability

  • AVPU/GCS, pupils, glucose
E

Exposure

  • Full exposure, bleeding, source
View flowchart algorithm

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Clinical Decisions in Seconds