When Circulatory Support Becomes a Double-Edged Sword　― Lessons From a Case of Intra-Aortic Balloon Pump-Induced Limb Ischemia ―

unfortunate outcome and provides an important notice of the potential risk of complications associated with the insertion of mechanical circulatory support (MCS) devices.This report has significant clinical impact and raises critical n this issue of the Journal, Fujita et al. report an case of acute limb ischemia following the insertion of an intra-aortic balloon pump (IABP) via the right common femoral artery in a patient with peripheral artery disease (PAD), performed for hemodynamic support after primary percutaneous coronary intervention (PCI) for acute coronary syndrome (ACS). 1 The case had an