HP and hydrops fetalis: The most frequent complications observed were acute cardiac injury (ACI) (n = 767) [20,29,31,56,58,62,63,64,65,68,70,74], cardiogenic shock (n = 220) [20,44,58,64,68], 41 Hp (n = 41) [27,45], HF (n = 159) [29,31,37,42,67,74], cardiovascular disease (CDV) (n = 70) [27,34,52], arrhythmia (arrh) (n = 45) [30,31,55,67], acute coronary syndrome (ACS) (n = 32) [30,45,60,61], disseminated intravascular coagulation (DIC) (n = 27) [30,74], cardiac arrest (n = 21) [30,47,54], venous thrombo-embolism (VTE) (n = 12) [74], and acute myocardial infarction (AMI) (n = 8) [43,53,60,67].