Left ventricular outflow tract view (fetal echocardiogram)
Citation, DOI, disclosures and article data
At the time the article was created Matt A. Morgan had no recorded disclosures.
View Matt A. Morgan's current disclosuresAt the time the article was last revised Ryan Thibodeau had no financial relationships to ineligible companies to disclose.
View Ryan Thibodeau's current disclosures- LVOT view
- Five chamber view
- 5 chamber view
- Five chamber view (fetal echo)
- 5 chamber view (fetal echo)
The left ventricular outflow tract (LVOT) view (or five chamber view) is one of the standard views in a fetal echocardiogram.
It is a long-axis view of the heart, highlighting the path from the left ventricle into the ascending aorta (left ventricle outflow tract).
In this view, the right ventricle should be anterior to the LVOT and the left atrium should be posterior.
This view can be achieved by two techniques 2:
the rotational technique - turning the transducer while a good 4-chamber view is obtained, towards the fetus's right shoulder
the sweep technique- sliding the transducer from a four-chamber view toward the fetal head
This view can be useful to assess
possible abnormal relationship between the ventricles and the great vessels, such as in transposition of the great arteries (TGA)
ensure continuity of the aorta with the interventricular septum (discontinuity may indicate a VSD)
References
- 1. Ultrasound: The Requisites, 3e (Requisites in Radiology). Elsevier. ISBN:0323086187. Read it at Google Books - Find it at Amazon
- 2. Carvalho J, Axt‐Fliedner R, Chaoui R et al. ISUOG Practice Guidelines (Updated): Fetal Cardiac Screening. Ultrasound in Obstet & Gyne. 2023;61(6):788-803. doi:10.1002/uog.26224 - Pubmed
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