Article Text
Images in cardiology
Pacemaker lead overcoiling: the overcoil–retraction phenomenon
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- Arrhythmias
- heart failure
- electrocardiography
- EBM
- STEMI
- stable angina
- NSTEMI
- coronary artery disease (CAD)
- angina
- cardiac catheterisation
- interventional cardiology
- pacemakers
- chest radiography
- quality of care and outcomes
The image (figure 1) shows the dangers of lead overcoiling. In the first post-implant image, a biventricular defibrillator is present with a St. Jude Quicksite left ventricular (LV) lead (SJM, Saint Paul, Minnesota, USA) positioned in a middle cardiac vein. On day 1 post-implant, loss of LV capture was noted. Repeat x-ray shows that the LV lead recoiled to the innominate vein (solid black …
Footnotes
Competing interests None.
Provenance and peer review Not commissioned; internally peer reviewed.