The prognosis of common arterial trunk from a fetal perspective: A prenatal cohort study and systematic literature review

Amber E L van Nisselrooij, Lotta Herling, Sally-Ann Clur, Ingeborg H Linskens, Eva Pajkrt, Lukas A Rammeloo, Arend D J Ten Harkel, Mark G Hazekamp, Nico A Blom, Monique C Haak

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4 Citations (Scopus)

Abstract

OBJECTIVE: The limited number of large fetal cohort studies on common arterial trunk (CAT) impedes prenatal counseling at midgestation. This study evaluates the prognosis of CAT from a fetal perspective.

METHOD: Fetuses with a prenatally diagnosed CAT were extracted from the PRECOR registry (2002-2016). We evaluated fetal and postnatal survival and the presence of additional morbidity at last follow-up. Literature databases were searches systematically for additional cases.

RESULTS: Thirty-eight cases with a prenatal diagnosis of CAT were identified in our registry, of which 18/38 (47%) opted for pregnancy termination (TOP). Two cases resulted in spontaneous intrauterine demise (10%, 2/20), six cases demised postnatally (33%, 6/18), leaving 60% (12/20) alive, after exclusion of TOP, at a mean age of six (range: 2-10 years). Additional morbidity was found in 42% (5/12) of survivors, including 22q11.2 deletion syndrome, Adams-Oliver syndrome and intestinal atresia, whereas 8% (1/12) had developmental delay. The remaining 30% (6/12) of survivors appeared isolated with normal development. All of whom six required replacement of the initial right ventricle to pulmonary artery conduit. Additionally, we reviewed 197 literature cases on short-term outcome.

CONCLUSION: The risk of fetal and neonatal demise, as well as significant morbidity amongst survivors, should be included in prenatal counseling for CAT.

Original languageEnglish
Pages (from-to)754-765
Number of pages12
JournalPrenatal diagnosis
Volume41
Issue number6
Early online date2021
DOIs
Publication statusPublished - May 2021

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