Abstract
Objective
There are several choices for the correction of complex transposition of the great arteries and double outlet right ventricle not amenable to the Rastelli-type surgery, but outcome data are limited to small series. This study aims to report results after the aortic root translocation and en bloc rotation of the outflow tract procedures.
Methods
This is a retrospective, multicentric, observational study. Clinical, anatomy, procedural, and detailed follow-up data (median, 4.43 years) were collected.
Results
A total of 70 patients (62.9% male; median age, 1 year; range 4 days to 12.4 years) were included: n = 43 in the aortic root translocation group and n = 27 in the en bloc rotation group. Those in the aortic root translocation group were older (P = .01) and more likely to have had previous procedures (P < .0001), but cardiac anatomy was similar in both groups. Aortic root translocation and en bloc rotation early mortality (30 days) was similar (4.7% vs 3.7%, P = .8). Late survival and freedom from any cardiac reintervention were 92.7% and 16.9% at 15 years overall, respectively. Freedom from right ventricular outflow tract/conduit reintervention was better in the en bloc rotation group than in the aortic root translocation group (100% vs 24.5%, P = .0003), but more patients in the en bloc rotation group had moderate (or worse) aortic valve regurgitation during follow-up (16% vs 2.6%, P = .07).
Conclusions
Both aortic root translocation and en bloc rotation are valuable surgical options for the treatment of complex transposition of the great arteries and double outlet right ventricle. In the en bloc rotation group, there was better freedom from right ventricular outflow tract reinterventions, but a higher probability of aortic valve regurgitation. Identifying the main driving forces for these observed differences requires further study of these procedures.
| Original language | English |
|---|---|
| Pages (from-to) | 1249-1260 |
| Number of pages | 12 |
| Journal | The Journal of thoracic and cardiovascular surgery |
| Volume | 164 |
| Issue number | 5 |
| Early online date | 19 Jul 2022 |
| DOIs | |
| Publication status | Published - 1 Nov 2022 |
Bibliographical note
Publisher Copyright:© 2022 The Authors. Published by Elsevier Inc. All rights reserved.
Keywords
- Aorta/surgery
- Aortic Valve Insufficiency
- Double Outlet Right Ventricle/surgery
- Female
- Heart Septal Defects, Ventricular/surgery
- Humans
- Infant
- Male
- Retrospective Studies
- Rotation
- Transposition of Great Vessels/surgery
- Treatment Outcome
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