Q: What are the three desired end effect of Intra-Aortic Balloon Pump (IABP)? 


 Answer:

1. Decrease myocardial oxygen consumption, 
2. Increase cardiac output, and 
3. Lower peak left ventricular wall stress

(Objective of above question is to emphasize the third effect, which often go undescribed).



Reference: 

Kern MJ. Intra-aortic balloon counterpulsation. Coronary Artery Disease. 1991. 2(6):649-660.