Skip navigation

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Results 1 - 2 of 2 for Trisomy X syndrome
  1. ... of a chromosome. NIPT primarily looks for Down syndrome (trisomy 21, caused by an extra chromosome 21 ), trisomy 18 (caused by an extra chromosome 18 ), trisomy 13 (caused by an extra chromosome 13 ), and extra or missing copies of the X chromosome and Y chromosome (the sex chromosomes). The ...
  2. ... is an example of a condition caused by trisomy . People with Down syndrome ... known as monosomy X) is a condition caused by monosomy . Women with ...