Cardiac Tumor Lysis–Induced Ventricular Arrhythmia?

A 40-year-old woman was recently diagnosed with carcinoma of cervix with cardiac metastases. Transthoracic echocardiography and cardiac magnetic resonance imaging revealed an intramyocardial mass in the inferior interventricular septum ([Figures 1A1 to 1A3][1]). The patient was treated with a