Incidentally discovered cold hemagglutinins within autologous blood bag and cardioplegia line in a patient with a recent history of COVID-19 undergoing coronary artery surgery

在一名近期有新冠肺炎病史、正在接受冠状动脉手术的患者中，意外发现自体血袋和心脏停搏液管路内含有冷凝集素。