case_images: PMC5965012_01
case_images: Pacemaker interrogation
case_images: HV-19-27-g001.jpg
case_images: PMC5965012_01_HV-19-27-g001.jpg
case_images: F1
case_images: It showed increase and instability in the capture threshold of the ventricular lead which was started approximately 2 months after pacemaker implantation [Figure 1].
case_images: Electrocardiography strip with one failure of appropriate ventricular capture
case_images: HV-19-27-g002.jpg
case_images: PMC5965012_01_HV-19-27-g002.jpg
case_images: F2
case_images: Another ECG strip was done and intermittent failure of appropriate ventricular capture was recorded [Figure 2].
case_images: Chest X-ray with displacement of ventricular lead in the right ventricle and twisted lead near generator
case_images: HV-19-27-g003.jpg
case_images: PMC5965012_01_HV-19-27-g003.jpg
case_images: F3
case_images: Furthermore, the chest X-ray was performed and it showed the displacement of the ventricular lead in the right ventricle with twisted lead near generator [Figure 3].
case_images: Intraoperative image showing twisting of the lead near pacemaker generator
case_images: HV-19-27-g004.jpg
case_images: PMC5965012_01_HV-19-27-g004.jpg
case_images: F4
case_images: She was taken immediately to the catheterization laboratory, and the new screw-in ventricular lead was inserted [Figure 4].