NUCHAL-FOLD THICKENING IN DOWN-SYNDROME FETUSES - TRANSIENT APPEARANCE AND SPONTANEOUS RESOLUTION IN THE 2ND TRIMESTER

被引:8
作者
ITOH, H
IHARA, Y
SAGAWA, N
MORI, T
NATSUYAMA, E
机构
[1] KYOTO UNIV,FAC MED,DEPT GYNECOL & OBSTET,54 SHOGOIN KAWAHARA CHO,SAKYO KU,KYOTO 606,JAPAN
[2] NATSUYAMA HOSP,DEPT OBSTET & GYNECOL,AYABE,JAPAN
关键词
DOWN SYNDROME; FETUS; NUCHAL-FOLD THICKNESS; ULTRASONOGRAPHY;
D O I
10.1515/jpme.1993.21.2.139
中图分类号
R71 [妇产科学];
学科分类号
100211 ;
摘要
To elucidate the cause of the wide variation of sensitivity of the nuchal-fold thickness (NFT) for a noninvasive prenatal screening test for fetal Down syndrome, we consecutively measured the NFT throughout pregnancy in eight fetuses with Down syndrome and 100 normal fetuses (negative controls) using video-recorded ultrasonography. When 6 mm was set as the cutoff value, 6/8 Down syndrome fetuses showed a NFT above this value at least once during pregnancy. However, the thickening was transient in 5 of them and resolved spontaneously during the second trimester. Persistent thickening of nuchal-fold was only observed in one fetus. From the results of the present study, we recommend that the NFT be measured repetitively during the first and second trimesters as a noninvasive prenatal screening test for Down syndrome.
引用
收藏
页码:139 / 145
页数:7
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