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Implantation of an azygous vein coil to facilitate defibrillation
  1. Mark J Dayer1,
  2. Jonathan Allen2,
  3. Craig Jeavons1
  1. 1Department of Cardiology, Taunton and Somerset NHS Trust, Taunton, Somerset, UK
  2. 2Medtronic Limited, Watford, Herefordshire, UK
  1. Correspondence to Dr Mark J Dayer, Department of Cardiology, Taunton and Somerset NHS Trust, Musgrove Park Hospital, Taunton, Somerset TA1 5DA, UK; mark.dayer{at}

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A Medtronic Concerto II cardiac resynchronisation therapy defibrillator (CRT-D) device was implanted in a 56-year-old man with left ventricular non-compaction without complication. Defibrillation threshold testing is performed routinely several weeks after implant under general anaesthesia in our institution. Using different shock vectors as well as taking out the superior vena cava coil, ventricular …

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  • Competing interests MJD has received lecture fees and educational support from Medtronic. JA works for Medtronic. CJ has no conflicts of interest.

  • Ethics approval This is a case report and as such does not require ethical approval.

  • Provenance and peer review Not commissioned; internally peer reviewed.