Table 2 KA and CMA results of fetal NT thickening/cystic hygroma.

From: Genetic correlation between fetal nuchal translucency thickening and cystic hygroma and exploration of pregnancy outcome

Group

Positive

Aneuploid(%)

pCNV

(%)

T21

T18

T13

45,X

(%)

A ( Isolated NT )

20(12.7)

10(6.4)

3(1.9)

0(0)

1(1.3)

6(3.8)

B ( NT + Anomalies )

3(17.6)

1(5.9)

1(5.9)

0(0)

1(5.9)

0(0)

NT

23(13.2)

11(6.3)

4(2.3)

0(0)

2(1.1)

6(3.4)

C ( Isolated CH )

15(45.5)

2(2.0)

3(9.1)

1(3.0)

4(12.1)

5(15.2)

D (CH + Anomalies)

2(25.0)

0(0)

1(12.5)

0(0)

0(0)

1(12.5)

CH

17(41.5)

2(4.9)

4(9.8)

1(2.4)

4(9.8)

6(14.6)

Total

40

13

8

1

6

12

  1. KA, karyotype analysis; CMA, chromosome microarrary analysis; pCNV, pathogenic copy number variation; NT, nuchal translucency; CH, cystic hygroma.
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