case_images: PMC10997416_01
case_images: PMC10997416_02
case_images: PMC10997416_03
case_images: PMC10997416_04
case_images: ECG of patient 4 showing complete heart block and left bundle branch block.
case_images: CRIM2024-5399073.001.jpg
case_images: PMC10997416_04_CRIM2024-5399073.001.jpg
case_images: fig1
case_images: The following day, he developed a complete atrioventricular (AV) block on his ECG with left bundle branch block and some long pauses of >10 s (Figure 1).