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Test occlusion of Fontan fenestration: unique contribution of interventional MRI
  1. Aphrodite Tzifa1,
  2. Reza Razavi2
  1. 1Evelina Children's Hospital, Guy's & St Thomas' Hospital, London, UK
  2. 2School of Medicine, King's College London, London, UK
  1. Correspondence to Dr Aphrodite Tzifa; Evelina Children's Hospital, Guy's & St Thomas' Hospital Trust, Westminster Bridge Rd, London, SE1 7EH, UK; aphrodite.tzifa{at}

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A 24-year old lady with fenestrated Fontan circulation was referred for a combined cardiac MRI and catheterisation procedure to assess her anatomy and suitability for fenestration closure. The patient was considering pregnancy; however, due to low saturations of 83%, successful pregnancy was unlikely.

Under interactive screening, the balloon of a wedge catheter was inflated in the lateral tunnel to render it visible as a dark spot in the bright surrounding blood. …

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  • Competing interests None.

  • Patient consent Obtained.

  • Ethics approval This study was conducted with the approval of the King's College Hospital Research Ethics Committee, 09/H0808/61, 26 June 2009.

  • Provenance and peer review Not commissioned; not externally peer reviewed.