By Dr Simon Samaan
Trisomy 21 is the most common chromosomal anomaly and the leading cause of intellectual disability. The risk of its occurrence increases with maternal age. Early detection, using blood tests that can be combined with ultrasound measurements, enables better management and appropriate monitoring of the pregnancy.
Understanding the medical prescription form and the report are key steps in providing better advice.
The aim of this review is to provide an overview of the factors influencing risk calculation and to look at new therapeutic approaches.
