case_images: PMC3715155_01
case_images: Electrocardiogram at age 61 demonstrating sinus rhythm, atrial rate 60-70, with complete AV block and narrow QRS, ventricular rate 38. Note the intra-atrial conduction abnormality.
case_images: JCHIMP-2-20069-g001.jpg
case_images: PMC3715155_01_JCHIMP-2-20069-g001.jpg
case_images: F0001
case_images: Previous ECGs at age 61 (Fig. 1) and 68 revealed complete AV block, narrow QRS, and a ventricular rate of 38.
case_images: Electrocardiogram at age 71 demonstrating sinus arrhythmia, atrial rate 90-100, with complete AV block and narrow QRS, ventricular rate 38. Note the intra-atrial conduction abnormality is more prominent.
case_images: JCHIMP-2-20069-g002.jpg
case_images: PMC3715155_01_JCHIMP-2-20069-g002.jpg
case_images: F0002
case_images: Admission electrocardiogram (Fig. 2) revealed sinus arrhythmia, atrial rate of 90-100, complete AV block, narrow QRS, and a ventricular rate of 38.