RT Book, Section A1 Huis in ‘t Veld, Maite A. A1 Mattu, Amal A1 Thurman, R. Jason A2 Knoop, Kevin J. A2 Stack, Lawrence B. A2 Storrow, Alan B. A2 Thurman, R. Jason SR Print(0) ID 1181052590 T1 Multifocal Atrial Tachycardia T2 The Atlas of Emergency Medicine, 5e YR 2021 FD 2021 PB McGraw-Hill PP New York, NY SN 9781260134940 LK accessemergencymedicine.mhmedical.com/content.aspx?aid=1181052590 RD 2024/03/28 AB Irregularly irregular narrow-complex tachycardia at a rate > 100 bpmMultiple P-wave morphologies, with at least three distinct P-wave morphologies in the same leadVarying PP, PR, and RR intervals