Prominent crista terminalis mimicking a right atrial mass: case report

<p>Abstract</p> <p>The crista terminalis is a normal anatomical structure within the right atrium that is not normally visualised in the standard views obtained while performing a transthoracic echocardiogram. In this case report, transthoracic echocardiography suggested the presen...

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Bibliographic Details
Main Authors: Lange Peter, Sana Amer, Bakir Sherif, Salustri Alessandro, Al Mahmeed Wael
Format: Article
Language:English
Published: BMC 2010-10-01
Series:Cardiovascular Ultrasound
Online Access:http://www.cardiovascularultrasound.com/content/8/1/47
Description
Summary:<p>Abstract</p> <p>The crista terminalis is a normal anatomical structure within the right atrium that is not normally visualised in the standard views obtained while performing a transthoracic echocardiogram. In this case report, transthoracic echocardiography suggested the presence of a right atrial mass in a patient with end stage renal disease. However, subsequent transesophageal echocardiography revealed that the right atrial mass was actually a thick muscular bridge in the right atrium consistent with a prominent crista terminalis. An understanding of the anatomy and the echocardiographic appearance of a prominent crista terminalis will minimize the misdiagnosis of this structure avoiding unnecessary expensive additional tests.</p>
ISSN:1476-7120