AneuploidyKaryotypingSpectral KaryotypingChromosome AberrationsIn Situ Hybridization, FluorescenceChromosome DisordersTrisomyKaryotypePrenatal DiagnosisAmniocentesisChromosomal InstabilityDown SyndromeChromosomes, Human, Pair 18Abnormal KaryotypeChromosomes, HumanCytogeneticsPreimplantation DiagnosisCytogenetic AnalysisFetal DiseasesChromosome BandingPregnancyChromosomes, Human, Pair 13Ultrasonography, PrenatalMosaicismSex Chromosome DisordersPloidiesSex Chromosome AberrationsChorionic Villi SamplingComparative Genomic HybridizationChromosome PaintingTranslocation, GeneticDiploidyChromosome SegregationChromosomesMaternal AgePregnancy Trimester, FirstMetaphaseChromosomes, Human, XChromosomes, Human, YNeckChromosomes, Human, Pair 21Klinefelter SyndromeAbnormalities, MultipleRing ChromosomesChromosomes, Human, Pair 7Nuchal Translucency MeasurementChromosomes, Human, Pair 20Pregnancy, High-RiskChromosome DeletionPolyploidyInfertility, MaleGenetic TestingSex ChromosomesAbortion, SpontaneousPregnancy Trimester, SecondGenomic InstabilityAzure StainsNondisjunction, GeneticSpermatozoaAbortion, HabitualAneugensCrown-Rump LengthPolar BodiesOligospermiaMeiosisUniparental DisomyDNA, NeoplasmMonosomyGene DosageNectriaCentrosomeMad2 ProteinsChromosomes, Human, Pair 8MitosisPregnancy OutcomeChromosomes, Human, Pair 12Nucleic Acid HybridizationMyelodysplastic-Myeloproliferative DiseasesGestational AgeSpindle ApparatusChromosome BreakageOligonucleotide Array Sequence AnalysisAzoospermiaTurner SyndromeFlow CytometryX ChromosomeXYY KaryotypeChromosomes, Human, Pair 17FetusMycological Typing TechniquesY ChromosomeIntellectual DisabilityInterphasePhenotypePrimed In Situ LabelingNeoplasms, Adipose TissueChromosomes, FungalAurora KinasesMaternal Serum Screening TestsAmniotic Fluid