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Table 2 The findings of CMA in two groups of enlarged NT and serum screening

From: Application of chromosome microarray analysis and karyotyping in diagnostic assessment of abnormal Down syndrome screening results

Categorization

Enlarge NT

Serum screening

Aneuploidy

34/6.9%

8/0.8%

Gross duplication/deletion

3/0.6%

2/0.2%

Microdeletion/duplication

9/1.8%

18/1.9%

LOH

3/0.6%

2/0.2%

VUS

5/1.0%

8/0.8%

Total

54

38

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BMC Pregnancy and Childbirth

ISSN: 1471-2393

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