case_images: PMC11811524_01
case_images: During the fourth minute of the recovery phase of the stress test, progressive bradycardia appeared with concomitant presence of numerous premature ventricular contractions, monomorphic, not early, which then resulted in complete sinoatrial block of 6.5 seconds with true syncope of the patient.
case_images: ytaf025f1.jpg
case_images: PMC11811524_01_ytaf025f1.jpg
case_images: ytaf025-F1
case_images: During the fourth minute of the recovery phase, progressive bradycardia occurred, accompanied by numerous monomorphic, non-early PVCs, resulting in a complete sinoatrial block of 6.5 seconds with true syncope (Figures 1 and 2).
case_images: Complete sinus arrest for 6.5 seconds present also in Figure 1.
case_images: ytaf025f2.jpg
case_images: PMC11811524_01_ytaf025f2.jpg
case_images: ytaf025-F2
case_images: During the fourth minute of the recovery phase, progressive bradycardia occurred, accompanied by numerous monomorphic, non-early PVCs, resulting in a complete sinoatrial block of 6.5 seconds with true syncope (Figures 1 and 2).