Calculator |top| — Fetal Medicine Foundation Nuchal Translucency

The FMF algorithm is based on a prospective study of over 100,000 pregnancies. Generic calculators often use old, retrospective data or data from different ethnic populations without adjustment.

If you are a patient looking for your own risk assessment, please ask your doctor to provide the from their software. If you are a sonographer seeking login access, please complete the FMF certification at fetalmedicine.org . fetal medicine foundation nuchal translucency calculator

The FMF calculator provides:

Historically, women over 35 were offered invasive testing. The FMF calculator revolutionized this by showing that a 25-year-old with a high NT (and abnormal bloods) could have a higher risk than a 40-year-old with perfect measurements. This shifted prenatal care from to individualized risk-based screening . The FMF algorithm is based on a prospective