Congenital pseudoaneurysm of mitral-aortic intervalvular fibrosa masquerading as left atrial mass in fetal life

A 28-week-old fetus was detected to have a single left atrial mass in prenatal ultrasound. Postnatal echocardiography showed an aneurysm between the anterior mitral leaflet and aortic valve, to the left of atrioventricular junction and communicating with the left ventricle through a narrow mouth. It...

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Main Authors: Shanthi Chidambarathanu, Vijayalakshmi Raja, Indrani Suresh
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2017-01-01
Series:Annals of Pediatric Cardiology
Subjects:
Online Access:http://www.annalspc.com/article.asp?issn=0974-2069;year=2017;volume=10;issue=1;spage=72;epage=74;aulast=Chidambarathanu
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author Shanthi Chidambarathanu
Vijayalakshmi Raja
Indrani Suresh
author_facet Shanthi Chidambarathanu
Vijayalakshmi Raja
Indrani Suresh
author_sort Shanthi Chidambarathanu
collection DOAJ
description A 28-week-old fetus was detected to have a single left atrial mass in prenatal ultrasound. Postnatal echocardiography showed an aneurysm between the anterior mitral leaflet and aortic valve, to the left of atrioventricular junction and communicating with the left ventricle through a narrow mouth. It probably originated from the mitral-aortic intervalvular fibrous tissue and an inherent weakness at this site might be the cause. Reported cases of pseudoaneurysm of mitral-aortic intervalvular fibrosa and subvalvular ventricular aneurysms seen following infective endocarditis, surgery, or trauma seem to have a similar anatomical background. This case explains the possibility of congenital aneurysm in this location which needs to be considered a differential diagnosis in similar cases.
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spelling doaj.art-dd61386bcefd414fbec59323af391d0d2022-12-21T19:39:40ZengWolters Kluwer Medknow PublicationsAnnals of Pediatric Cardiology0974-20692017-01-01101727410.4103/0974-2069.197062Congenital pseudoaneurysm of mitral-aortic intervalvular fibrosa masquerading as left atrial mass in fetal lifeShanthi ChidambarathanuVijayalakshmi RajaIndrani SureshA 28-week-old fetus was detected to have a single left atrial mass in prenatal ultrasound. Postnatal echocardiography showed an aneurysm between the anterior mitral leaflet and aortic valve, to the left of atrioventricular junction and communicating with the left ventricle through a narrow mouth. It probably originated from the mitral-aortic intervalvular fibrous tissue and an inherent weakness at this site might be the cause. Reported cases of pseudoaneurysm of mitral-aortic intervalvular fibrosa and subvalvular ventricular aneurysms seen following infective endocarditis, surgery, or trauma seem to have a similar anatomical background. This case explains the possibility of congenital aneurysm in this location which needs to be considered a differential diagnosis in similar cases.http://www.annalspc.com/article.asp?issn=0974-2069;year=2017;volume=10;issue=1;spage=72;epage=74;aulast=ChidambarathanuAorto-mitral valvular curtainfetal echocardiographyleft atrial aneurysmleft atrial massmitral-aortic intervalvular fibrosa
spellingShingle Shanthi Chidambarathanu
Vijayalakshmi Raja
Indrani Suresh
Congenital pseudoaneurysm of mitral-aortic intervalvular fibrosa masquerading as left atrial mass in fetal life
Annals of Pediatric Cardiology
Aorto-mitral valvular curtain
fetal echocardiography
left atrial aneurysm
left atrial mass
mitral-aortic intervalvular fibrosa
title Congenital pseudoaneurysm of mitral-aortic intervalvular fibrosa masquerading as left atrial mass in fetal life
title_full Congenital pseudoaneurysm of mitral-aortic intervalvular fibrosa masquerading as left atrial mass in fetal life
title_fullStr Congenital pseudoaneurysm of mitral-aortic intervalvular fibrosa masquerading as left atrial mass in fetal life
title_full_unstemmed Congenital pseudoaneurysm of mitral-aortic intervalvular fibrosa masquerading as left atrial mass in fetal life
title_short Congenital pseudoaneurysm of mitral-aortic intervalvular fibrosa masquerading as left atrial mass in fetal life
title_sort congenital pseudoaneurysm of mitral aortic intervalvular fibrosa masquerading as left atrial mass in fetal life
topic Aorto-mitral valvular curtain
fetal echocardiography
left atrial aneurysm
left atrial mass
mitral-aortic intervalvular fibrosa
url http://www.annalspc.com/article.asp?issn=0974-2069;year=2017;volume=10;issue=1;spage=72;epage=74;aulast=Chidambarathanu
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AT vijayalakshmiraja congenitalpseudoaneurysmofmitralaorticintervalvularfibrosamasqueradingasleftatrialmassinfetallife
AT indranisuresh congenitalpseudoaneurysmofmitralaorticintervalvularfibrosamasqueradingasleftatrialmassinfetallife