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Interact Cardiovasc Thorac Surg. 2021 Nov 05; doi: 10.1093/icvts/ivab315. Epub 2021 Nov 05.

Using three-dimensional visualization as an optimal tool to plan and validate an aortopexy in a congenital heart disease patient with severe tracheal stenosis.

Interactive cardiovascular and thoracic surgery

Torben Kehl, Victoria van Rüth, Julius Matthias Weinrich, Michael Hübler

Affiliations

  1. Clinic for Children's Heart Medicine, University Heart & Vascular Center, University Hospital Hamburg-Eppendorf, Hamburg, Germany.
  2. Section of Pediatric Radiology, Department of Diagnostic and Interventional Radiology and Nuclear Medicine, University Hospital Hamburg-Eppendorf, Hamburg, Germany.

PMID: 34738096 DOI: 10.1093/icvts/ivab315

Abstract

We present a patient with severe tracheal stenosis resulting from a compression by the innominate artery 6 months after an arterial switch operation in a dextro-transposition of the great arteries. Segmentation and three-dimensional (3D) visualization were derived from a contrast-enhanced dual-source computed tomography and post-processing was performed using a dedicated open-source platform (3D Slicer). Post-processing allowed a comprehensible visualization of the relationship of the innominate artery to the trachea when compared to standard computer tomography reformations. Finally, the surgical approach to move the innominate artery anteriorly in order to relieve the tracheal obstruction was emphasized based on the improved 3D visualization of the actual pathology. An effective aortopexy could be performed and the postoperative result was confirmed by a second 3D visualization. About 3 months of follow-up, the patient is completely asymptomatic. Three-dimensional visualization offers excellent opportunities for diagnosis, treatment planning and follow-up in patients with a vascular-related tracheal stenosis in the context of congenital heart disease.

© The Author(s) 2021. Published by Oxford University Press on behalf of the European Association for Cardio-Thoracic Surgery.

Keywords: 3D visualization; Aortopexy; Congenital heart disease; Tracheal stenosis

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