Case report Open Access Cardiotoxicity of verapamil in renal failure: a case report and review of the literature

which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited. We present a case of a 76-year-old diabetic patient on verapamil with undiagnosed renal failure presenting with collapse and severe life threatening bradyarrhythmias. She responded well to inotropic support and calcium supplementation. Case presentation A 76-year-old Anglo-Saxon Australian woman presented 15 minutes history of dizziness, lightheadedness, diaphor-esis and collapse. According to the paramedics, her heart rate was 30 per minute, blood pressure was not recordable and heart sounds were feeble. She was given 1.2 mg atropine and an adrenaline infusion was started at the rate of 2 microgram/min. There was no history of chest pain, palpitations, shortness of breath, loss of consciousness, fall, seizures or injury. She was brought to the emergenc