International Journal of Cardiovascular Sciences. 16/nov/2020;34(5 Supl 1):154-7.
Cardiac Arrest Due to Hypocalcemia
Fernanda Aburesi Salvadori
, Eduardo Martelli Moreira
, Murilo Bacchini Dias
, Amaro Nunes Duarte-Neto
, Edison Ferreira de Paiva
Fifty-nine-year-old male patient had a sudden cardiac arrest (CA) while waiting for his appointment at the urology outpatient clinic. The local staff and the rapid response team (RRT) promptly started cardiopulmonary resuscitation maneuvers. Initial CA rhythm was ventricular fibrillation (VF) and the collapse-shock interval was five minutes. Return of spontaneous circulation (ROSC) occurred on the following cycle, comprising six minutes of arrest. There was not enough time to administer epinephrine or any other drugs. After ROSC, a definitive airway was placed as the patient remained in a coma. The post-arrest electrocardiogram (ECG) ( Figure 1B ) did not show signs of acute ischemia, but revealed a prolonged QT interval (corrected QT (cQT), using the Bazett’s formula: 558 ms) and, for that reason, amiodarone was not administered.
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