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GTR Home > Conditions/Phenotypes > Chromosome 13q trisomy


Duplication of the long arm of chromosome 13 with retarded development and craniofacial, neurological, and other abnormalities. [from MCA/MR]

Available tests

19 tests are in the database for this condition.

Check Related conditions for additional relevant tests.

Practice guidelines

  • ACMG ACT, 2020
    American College of Medical Genetics and Genomics Noninvasive Prenatal Screening via Cell-Free DNA ACT Sheet, Trisomy 13: Positive Cell Free DNA Screen, 2020

Consumer resources

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