CES ECMO Indications & Patient Selection

Question 1

Which condition is a primary indication for veno-venous (VV) ECMO?

Accepted Answer

Severe refractory respiratory failure

Answer

Cardiogenic shock with preserved lung function

Answer

Post-cardiac arrest with ROSC

Answer

Pulmonary embolism with hemodynamic instability

Question 2

Veno-arterial (VA) ECMO is most appropriate for which patient presentation?

Accepted Answer

Refractory cardiogenic shock

Answer

Acute respiratory distress syndrome (ARDS)

Answer

Hypoxic respiratory failure alone

Answer

Pulmonary hypertension without cardiac failure

Question 3

Which Murray Score threshold typically supports consideration of ECMO for ARDS?

Accepted Answer

≥ 3.0

Answer

≥ 1.0

Answer

≥ 2.0

Answer

≥ 4.0

Question 4

What is the RESP score used for in ECMO patient selection?

Accepted Answer

Predicting in-hospital survival for VV ECMO in respiratory failure

Answer

Predicting survival in VA ECMO patients

Answer

Assessing anticoagulation risk

Answer

Determining cannulation site preference

Question 5

Which of the following is generally considered a contraindication to ECMO initiation?

Accepted Answer

Unrecoverable end-organ failure without transplant plan

Answer

PaO2/FiO2 ratio < 80 mmHg

Answer

Age > 50 years

Answer

Mechanical ventilation for 5 days

Question 6

Which ELSO guideline criterion for VA ECMO includes a cardiac index below what threshold?

Accepted Answer

< 1.8 L/min/m²

Answer

< 1.2 L/min/m²

Answer

< 2.2 L/min/m²

Answer

< 2.5 L/min/m²