Novel SMAD3 Mutation in a Patient with Hypoplastic Left Heart Syndrome with Significant Aortic Aneurysm

Aneurysms-osteoarthritis syndrome (AOS) caused by haploinsufficiency of SMAD3 is a recently described cause of syndromic familial thoracic aortic aneurysm and dissection (TAAD). We identified a novel SMAD3 mutation in a patient with hypoplastic left heart syndrome (HLHS) who developed progressive a...

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Main Authors: Kristi K. Fitzgerald, Abdul Majeed Bhat, Katrina Conard, James Hyland, Christian Pizarro
Format: Article
Language:English
Published: Wiley 2014-01-01
Series:Case Reports in Genetics
Online Access:http://dx.doi.org/10.1155/2014/591516
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author Kristi K. Fitzgerald
Abdul Majeed Bhat
Katrina Conard
James Hyland
Christian Pizarro
author_facet Kristi K. Fitzgerald
Abdul Majeed Bhat
Katrina Conard
James Hyland
Christian Pizarro
author_sort Kristi K. Fitzgerald
collection DOAJ
description Aneurysms-osteoarthritis syndrome (AOS) caused by haploinsufficiency of SMAD3 is a recently described cause of syndromic familial thoracic aortic aneurysm and dissection (TAAD). We identified a novel SMAD3 mutation in a patient with hypoplastic left heart syndrome (HLHS) who developed progressive aortic aneurysm requiring surgical replacement of the neoaortic root, ascending aorta, and proximal aortic arch. Family screening for the mutation revealed that his father, who has vascular and skeletal features of AOS, and his brother, who is asymptomatic, also have the pathogenic mutation. This is the first case report of a SMAD3 mutation in a patient with hypoplastic left heart syndrome. This case highlights the importance of genetic testing for known causes of aneurysm in patients with congenital heart disease who develop aneurysmal disease as it may significantly impact the management of those patients and their family members.
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series Case Reports in Genetics
spelling doaj-art-3ef7ba159cfd4251ad6c830fe6aa82922025-02-03T01:23:36ZengWileyCase Reports in Genetics2090-65442090-65522014-01-01201410.1155/2014/591516591516Novel SMAD3 Mutation in a Patient with Hypoplastic Left Heart Syndrome with Significant Aortic AneurysmKristi K. Fitzgerald0Abdul Majeed Bhat1Katrina Conard2James Hyland3Christian Pizarro4Nemours Cardiac Center, Nemours/Alfred I. duPont Hospital for Children, 1600 Rockland Road, Wilmington, DE 19803, USANemours Cardiac Center, Nemours/Alfred I. duPont Hospital for Children, 1600 Rockland Road, Wilmington, DE 19803, USADepartment of Pathology, Nemours/Alfred I. duPont Hospital for Children, Wilmington, DE 19803, USAConnective Tissue Gene Tests, Allentown, PA 18106, USANemours Cardiac Center, Nemours/Alfred I. duPont Hospital for Children, 1600 Rockland Road, Wilmington, DE 19803, USAAneurysms-osteoarthritis syndrome (AOS) caused by haploinsufficiency of SMAD3 is a recently described cause of syndromic familial thoracic aortic aneurysm and dissection (TAAD). We identified a novel SMAD3 mutation in a patient with hypoplastic left heart syndrome (HLHS) who developed progressive aortic aneurysm requiring surgical replacement of the neoaortic root, ascending aorta, and proximal aortic arch. Family screening for the mutation revealed that his father, who has vascular and skeletal features of AOS, and his brother, who is asymptomatic, also have the pathogenic mutation. This is the first case report of a SMAD3 mutation in a patient with hypoplastic left heart syndrome. This case highlights the importance of genetic testing for known causes of aneurysm in patients with congenital heart disease who develop aneurysmal disease as it may significantly impact the management of those patients and their family members.http://dx.doi.org/10.1155/2014/591516
spellingShingle Kristi K. Fitzgerald
Abdul Majeed Bhat
Katrina Conard
James Hyland
Christian Pizarro
Novel SMAD3 Mutation in a Patient with Hypoplastic Left Heart Syndrome with Significant Aortic Aneurysm
Case Reports in Genetics
title Novel SMAD3 Mutation in a Patient with Hypoplastic Left Heart Syndrome with Significant Aortic Aneurysm
title_full Novel SMAD3 Mutation in a Patient with Hypoplastic Left Heart Syndrome with Significant Aortic Aneurysm
title_fullStr Novel SMAD3 Mutation in a Patient with Hypoplastic Left Heart Syndrome with Significant Aortic Aneurysm
title_full_unstemmed Novel SMAD3 Mutation in a Patient with Hypoplastic Left Heart Syndrome with Significant Aortic Aneurysm
title_short Novel SMAD3 Mutation in a Patient with Hypoplastic Left Heart Syndrome with Significant Aortic Aneurysm
title_sort novel smad3 mutation in a patient with hypoplastic left heart syndrome with significant aortic aneurysm
url http://dx.doi.org/10.1155/2014/591516
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