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 1181052398 T1 Type 2 Second-Degree AV Block (Mobitz II) 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=1181052398 RD 2024/03/28 AB Intermittent nonconducted P waves with a constant PR interval.P-P interval is constant, and R-R interval is constant until the dropped beat.R-R interval surrounding dropped beat(s) should be an exact multiplication of the number of dropped beats (eg, double RR interval for a single dropped beat, four times the RR interval for two dropped beats, etc.).