Prenatal chromosome analysis and its impact on the birth incidence of chromosome disorders.
D000328:Adult; D000782:Aneuploidy; D002869:Chromosome Aberrations / Q000175:diagnosis* / Q000235:genetics; D025063:Chromosome Disorders; D004314:Down Syndrome / Q000175:diagnosis; D005260:Female; D005333:Fetus; D005600:Fragile X Syndrome / Q000175:diagnosis; D006801:Humans; D007621:Karyotyping; D008297:Male; D008423:Maternal Age; D008875:Middle Aged; D010331:Paternal Age; D011247:Pregnancy; D018566:Pregnancy, High-Risk; D011296:Prenatal Diagnosis; D012008:Recurrence; D012306:Risk; D012732:Sex Determination Analysis