Current techniques of prenatal screening for Down syndrome.
Prenatal testing for Down Syndrome, the most common human malformation, is possible through three techniques: analysis of historical risk factors, ultrasonography, and evaluation of maternal serum alpha-fetoprotein levels. The authors describe these current screening techniques.
Cardwell
M S
MS
Department of Obstetrics-Gynecology, University of Missouri-Columbia 65212.
Gay
J W
JW
D000328:Adult; D004314:Down Syndrome / Q000175:diagnosis*; D005260:Female; D005315:Fetal Diseases / Q000175:diagnosis*; D006801:Humans; D008423:Maternal Age; D008875:Middle Aged; D011247:Pregnancy; D011296:Prenatal Diagnosis / Q000379:methods*; D012307:Risk Factors; D014463:Ultrasonography; D000509:alpha-Fetoproteins / Q000032:analysis
D000509:alpha-Fetoproteins