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CC BY-NC-ND 4.0 · Journal of Fetal Medicine 2015; 02(01): 5-7
DOI: 10.1007/s40556-015-0034-2
Practice Guidelines

“First Things First”: Fetal Nasal Bone Imaging in the First Trimester 11–13+6 Weeks Scan

Chinmayee Ratha 
1   Department of Fetal Medicine, Rainbow Hospitals, Road No. 10, Banjara Hills, 500034, Hyderabad, Telangana, India
,
Ashok Khurana
2   The Ultrasound Lab, New Delhi, India
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Abstract

The first trimester scan is an important tool of risk assessment for fetal aneuploidies. The presence or absence of fetal nasal bone is an important secondary marker for risk allocation. This article describes the method of obtaining an ideal image for assessment of fetal nasal bone during the 11–13+6 weeks scan.

Keywords

First trimester scan - Fetal nasal bone - Absent nasal bone - First trimester aneuploidy scan - Nasal bone imaging


Publication History

Received: 26 February 2015

Accepted: 22 April 2015

Article published online:
08 May 2023

© 2015. Society of Fetal Medicine. This is an open access article published by Thieme under the terms of the Creative Commons Attribution-NonDerivative-NonCommercial-License, permitting copying and reproduction so long as the original work is given appropriate credit. Contents may not be used for commercial purposes, or adapted, remixed, transformed or built upon. (https://creativecommons.org/licenses/by-nc-nd/4.0/)

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