case_images: PMC3634244_01
case_images: PMC3634244_02
case_images: PMC3634244_03
case_images: Complete heart block persisting nearly a month after recovery from proven diphtheria myocarditis in a 5-year-old child
case_images: APC-6-34-g001.jpg
case_images: PMC3634244_03_APC-6-34-g001.jpg
case_images: F1
case_images: A repeat ECG done revealed CHB with ventricular rate of 62 beats per minute and had narrow QRS escape [Figure 1].