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Table 1 Distribution of indications for genomic imbalances

From: Clinical experience with multiplex ligation-dependent probe amplification for microdeletion syndromes in prenatal diagnosis: 7522 pregnant Korean women

Indications Gene loss N (%) Gene gain N (%)
Increased NT 21 (51.2%) 34 (41%)
Serum screening(+) 6 (14.6%) 19 (22.9%)
Abnormal finding (USG) 4 (9.8%) 4 (4.8%)
Family history 2 (4.9%) 12 (14.5%)
Advanced maternal age 1 (2.4%) 7 (8.4%)
IVF & fertility assistance 4 (9.8%) 7 (8.4%)
Total 41   83  
  1. [NT Nuchal Translucency, IVF in vitro fertilization, USG ultrasonography.] * When collecting indications, we were instructed to check only one item