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Risks
By Mayo Clinic staffFirst trimester screening is a routine prenatal screening test. The test poses no risk of miscarriage or other pregnancy complications.
References
- Canick JA, et al. First trimester and integrated screening for Down syndrome and trisomy 18. http://www.uptodate.com/home/index.html. Accessed March 8, 2010.
- Benacerraf BR. Sonographic findings associated with aneuploidy. http://www.uptodate.com/home/index.html. Accessed March 8, 2010.
- Chervenak FA, et al. Ethical considerations in first-trimester Down syndrome risk assessment. Current Opinion in Obstetrics and Gynecology. In press. Accessed March 8, 2010.
- Kagan KO, et al. Screening for trisomy 21 by maternal age, fetal nuchal translucency thickness, free beta-human chorionic gonadotropin and pregnancy-associated plasma protein-A. Ultrasound in Obstetrics & Gynecology. 2008;31:618.
- Screening for birth defects. American Congress of Obstetricians and Gynecologists. http://www.acog.org/publications/patient_education/bp165.cfm. Accessed March 8, 2010.
- Routine tests in pregnancy. American Congress of Obstetricians and Gynecologists. http://www.acog.org/publications/patient_education/bp133.cfm. Accessed March 8, 2010.
- Harms RW (expert opinion). Mayo Clinic, Rochester, Minn. April 11, 2010.
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