%0 Journal Article %T The genetic landscape of chromosomal aberrations in 3776 Vietnamese fetuses with clinical anomalies during pregnancy. %A Tran DC %A Phan MN %A Dao HT %A Nguyen HL %A Nguyen DA %A Le QT %A Hoang DT %A Tran NT %A Thi Ha TM %A Dinh TL %A Nguyen CC %A Thi Doan KP %A Thi Luong LA %A Vo TS %A Nhat Trinh TH %A Nguyen VT %A Vo PN %A Nguyen YN %A Dinh MA %A Doan PL %A Do TT %A Nguyen QT %A Truong DK %A Nguyen HN %A Phan MD %A Tang HS %A Giang H %J Per Med %V 21 %N 2 %D 2024 Apr 4 %M 38573622 %F 2.119 %R 10.2217/pme-2023-0113 %X Background: Copy number variation sequencing (CNV-seq) is a powerful tool to discover structural genomic variation, but limitations associated with its retrospective study design and inadequate diversity of participants can be impractical for clinical application. Aim: This study aims to use CNV-seq to assess chromosomal aberrations in pregnant Vietnamese women. Materials & methods: A large-scale study was conducted on 3776 pregnant Vietnamese women with abnormal ultrasound findings. Results: Chromosomal aberrations were found in 448 (11.86%) women. Of these, 274 (7.26%) had chromosomal aneuploidies and 174 (4.61%) carried pathogenic/likely pathogenic CNVs. Correlations were established between chromosomal aberrations and various phenotypic markers. Conclusion: This comprehensive clinical study illuminates the pivotal role of CNV-seq in prenatal diagnosis for pregnancies featuring fetal ultrasound anomalies.
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