fig2

Figure 2. Algorithm for initial management. BB: Beta-blocker; HF: heart failure; HR: heart rate; NIV: non-invasive ventilation; PDA: peridural anesthesia; RR: respiratory rate; SBP: systolic blood pressure; SpO₂: peripheral oxygen saturation; WCD: wearable cardioverter-defibrillator; LVEF: left ventricular ejection fraction; PPCM: peripartum cardiomyopathy; ACEi: inhibitors of angiotensin converting enzyme; ARB: angiotensin receptor blockers.