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 1181052720 T1 Right Atrial Hypertrophy 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=1181052720 RD 2024/04/24 AB Increased amplitude of P wave without affecting duration (as commonly seen with left atrial abnormalities)Peaked P waves (> 2.5 mm) in leads II, III, aVFP-wave upward deflection > 1.5 mm in lead V1 or V2