The Efficacy of Real-Time Nuchal Translucency Quality Review Using Exponentially Weighted Moving Average Chart

Abstract

Nuchal translucency (NT) represents the accumulation of subcutaneous fluid behind the fetal neck thatcould be visualised and measured in the last third of the first trimester of pregnancy. NT has become a wellestablished part of first-trimester screening strategies and represents the most highly discriminating marker of fetal Down syndrome and other major aneuploidies by far.

Keywords

• Nuchal translucency
• quality review