Prenatal cytogenetic diagnosis.
D002869:Chromosome Aberrations / Q000175:diagnosis* / Q000196:embryology; D025063:Chromosome Disorders; D003365:Costs and Cost Analysis; D003582:Cytogenetics; D005260:Female; D006801:Humans; D017404:In Situ Hybridization, Fluorescence; D016133:Polymerase Chain Reaction; D011247:Pregnancy; D011296:Prenatal Diagnosis / Q000191:economics; D014481:United States