Case Reports in Cardiology / 2015 / Article / Fig 1

Case Report

Second-Degree Interatrial Block in Hemodialysis Patients

Figure 1

(a) 4-lead ECG 1 month prior to the episode. Normal P-wave. (b) 4-lead ECG during the episode. Note advanced IAB without changes in lead V1, confirming this is not an ectopic rhythm. (c) 4-lead ECG after the episode. Changes have disappeared.