Retrospective study reveals shifts in prenatal diagnosis among pregnant women, highlighting karyotype analysis and CNV-seq efficacy.
Background This study investigated changes in prenatal diagnostic indications among pregnant women in Heilongjiang Province, China, over a 10-year period (2014–2023) and evaluated the clinical efficacy of karyotype analysis and copy number variation sequencing (CNV-seq) for prenatal diagnosis.
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Wang et al. (2025) studied this question.
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