DNA Collection

Cheek swab performed in physician's office

Turn-around Time

7 to 10 days

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References: References: 1. American Congress (formerly College) of Obstetricians and Gynecologists (ACOG) Committee on Genetics. ACOG Committee Opinion No. 469: Carrier screening for fragile X syndrome. Obstet Gynecol. 2010;116(4):1008-1010. 2. Seltzer MM, Baker MW, Hong J, Maenner M, Greenberg J, Mandel D. Prevalence of CGG expansions of the FMR1 gene in a US population-based sample. Am J Med Genet B Neuropsychiatr Genet. 2012;159B(5):589-597.3. Chonchaiya W, Schneider A, Hagerman RJ. Fragile X: a family of disorders. Adv Pediatr. 2009:56:165-186. 4. Saul RA, Tarleton JC. FMR1-related disorders. In: Pagon RA, Adam MP, Ardinger HH, et al, eds. GeneReviews. Seattle, WA: University of Washington, Seattle; 2012. http://www.ncbi.nlm.nih.gov/books/NBK1384/. Posted June 16, 1998. Updated April 26, 2012. Accessed December 29, 2015. 5. Coffey SM, Cook K, Tartaglia N, et al. Expanded clinical phenotype of women with the FMR1 premutation. Am J Med Genet A. 2008;146A(8):1009-1016. 6. Rodriguez-Revenga L, Madrigal I, Pagonabarraga J, et al. Penetrance of FMR1 premutation associated pathologies in fragile X syndrome families. Eur J Hum Genet. 2009;17(10):1359-1362. 7. Sherman S, Pletcher BA, Driscoll DA. American College of Medical Genetics and Genomics (ACMG) Practice Guideline: Fragile X syndrome: diagnostic and carrier testing. Genet Med. 2005;7(8):584-587.