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Results 1 - 1 of 1 for trisomy 13
  1. What is noninvasive prenatal testing (NIPT) and what disorders can it screen for?: MedlinePlus Genetics 
    ... 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 ... a trisomy condition (positive test result). A positive screening result ...
    https://medlineplus.gov/genetics/understanding/testing/nipt - Genetics