Prenatal diagnosis of chromosome abnormalities.
D000328:Adult; D000649:Amniocentesis; D000653:Amniotic Fluid / Q000166:cytology*; D002478:Cells, Cultured; D002869:Chromosome Aberrations / Q000175:diagnosis*; D025063:Chromosome Disorders; D004314:Down Syndrome / Q000175:diagnosis / Q000235:genetics; D005260:Female; D005453:Fluorescence; D006467:Hemophilia A / Q000175:diagnosis / Q000235:genetics; D006801:Humans; D007231:Infant, Newborn; D007621:Karyotyping; D008297:Male; D011123:Polyploidy; D011247:Pregnancy; D012732:Sex Determination Analysis; D013997:Time Factors