Figure 1From: Marked First Degree Atrioventricular Block: an extremely prolonged PR interval associated with Atrioventricular Dissociation in a young Nigerian man with Pseudo-Pacemaker Syndrome: a case reportA resting standard 12-lead electrocardiogram of a 22 year old man with a normal heart rate (65 beats per minute) and P wave occurring immediately after T wave with anextremely prolonged PR interval (0.56 s). This was misinterpreted by the machine self-interpretation software as ‘absence’ of PR interval.Back to article page