An electrocardiographic masquerade.

摘要

A 60-year-old woman underwent successful pulmonary embolectomy for a massive pulmonary embolism. On postoperative day 2, while receiving intravenous dopamine for hypotension, she developed the tachycardia, and a 12-lead ECG was obtained (Fig. 1). Figure 2 shows the 12-lead ECG obtained on the previous day, when she was in sinus rhythm with frequent premature