Prenatal genetics and cytogenetics.
D000022:Abortion, Spontaneous / Q000517:prevention & control; D000649:Amniocentesis; D002869:Chromosome Aberrations / Q000175:diagnosis; D025063:Chromosome Disorders; D003582:Cytogenetics; D004314:Down Syndrome / Q000175:diagnosis; D005260:Female; D005315:Fetal Diseases / Q000175:diagnosis; D005826:Genetics, Medical; D006801:Humans; D007621:Karyotyping; D008423:Maternal Age; D008661:Metabolism, Inborn Errors / Q000175:diagnosis; D009030:Mosaicism; D010375:Pedigree; D011247:Pregnancy; D011248:Pregnancy Complications / Q000175:diagnosis; D011295:Prenatal Care; D012732:Sex Determination Analysis