Chromosome AberrationsChromosome DisordersKaryotypingTrisomyAneuploidyIn Situ Hybridization, FluorescenceSex Chromosome AberrationsCytogenetic AnalysisTranslocation, GeneticAbnormal KaryotypeChromosomes, Human, Pair 13AzoospermiaCytogeneticsSex Chromosome Disorders of Sex DevelopmentMosaicismChromosome BandingUltrasonography, PrenatalDown SyndromeChromosomes, Human, Pair 18PregnancyKaryotypeAbnormalities, MultipleChromosome DeletionFetal DiseasesAmniocentesisPrenatal DiagnosisPregnancy Trimester, FirstInfertility, MaleChromosomes, Human, YChromosomes, Human, Pair 8Abortion, SpontaneousTriploidyOligospermiaSpectral KaryotypingMonosomyChromosomes, Human, Pair 14Chromosomes, Human, XChromosomes, Human, Pair 11Preimplantation DiagnosisAnemia, RefractoryXYY KaryotypeChromosomes, Human, Pair 21Chromosomes, HumanPregnancy Trimester, SecondChromosomes, Human, Pair 1Chromosomes, Human, Pair 7Chromosomes, Human, Pair 12Pregnancy, High-RiskNeckMyelodysplastic SyndromesChromosomes, Human, 6-12 and XNuchal Translucency MeasurementChromosomes, Human, Pair 17Chromosomes, Human, 4-5Pregnancy OutcomeCongenital AbnormalitiesChromosome StructuresAbortion, EugenicKlinefelter SyndromeMaternal AgeTurner SyndromeFetal HeartDiploidyChromosomes, Human, 1-3SpermatozoaPloidiesGestational AgeAbortion, HabitualChromosome InversionUniparental DisomyChromosomes, Human, Pair 16Chorionic Villi SamplingChromosomes, Human, 21-22 and YMetaphaseSperm Injections, IntracytoplasmicChromosomes, Human, Pair 3Crown-Rump LengthChromosomes, Human, 16-18Chromosomes, Human, Pair 15Chromosomal InstabilityHernia, UmbilicalChromosomes, Human, Pair 22Sex ChromosomesChromosomes, Human, Pair 5Intellectual DisabilityLeukemia, MyeloidChromosomes, Human, 13-15Leukemia, Myeloid, AcuteAbnormalities, Severe TeratoidFetusChromosomes, Human, Pair 6Gene RearrangementPrognosisBone MarrowPhenotypeFertilization in VitroAbortion, MissedChromosomes, Human, Pair 20Infant, NewbornRetrospective Studies