case_images: PMC3164420_01
case_images: Paroxysmal atrial fibrillation and intermittent left bundle branch block upon admission.
case_images: cln-66-09-1651-g001.jpg
case_images: PMC3164420_01_cln-66-09-1651-g001.jpg
case_images: f1-cln_66p1651
case_images: Upon admission, his electrocardiography revealed paroxysmal atrial fibrillation and intermittent left bundle branch block (Figure 1).
case_images: Normal sinus rhythm 6 hours after admission.
case_images: cln-66-09-1651-g002.jpg
case_images: PMC3164420_01_cln-66-09-1651-g002.jpg
case_images: f2-cln_66p1651
case_images: During observation, his rhythm returned to a normal sinus rhythm six hours after admission (Figure 2), and he was discharged on the second day of his hospital stay.