The study by George Kalapurakal et al., published in ESC Heart Failure Journal, investigated the short-term hemodynamic effects of intra-aortic balloon pump (IABP) use in patients with heart failure-related cardiogenic shock (HF-CS), stratified by their baseline pulmonary artery pulsatility index (PAPi), a marker of right ventricular (RV) function. According to the Society of Cardiovascular Angiography…