Mẹ khoảng 25 tuổi, siêu âm thai lúc khoảng 27 tuần.
Đây là các hình ảnh siêu âm
![](https://prod-images.static.radiopaedia.org/images/4331310/f9788f970ff258a250b9c5857acaea_big_gallery.jpg)
![](https://prod-images.static.radiopaedia.org/images/4331312/5b8277e1f144b8f98b1648235b3a2b_big_gallery.jpg)
![](https://prod-images.static.radiopaedia.org/images/4331326/b572d05100af6e67f42b8120b1afe1_big_gallery.jpg)
![](https://prod-images.static.radiopaedia.org/images/4331334/6aeaa5d1747c607a4da7d4ebbb076a_big_gallery.jpg)
![](https://prod-images.static.radiopaedia.org/images/4331339/5378359241367657070fa6a17633cf_big_gallery.jpg)
![](https://prod-images.static.radiopaedia.org/images/4331350/698b362913a11e57631f8ebaec915f_big_gallery.jpg)
![](https://prod-images.static.radiopaedia.org/images/4331351/cd9e9ae6264d053e1269b6f341de93_big_gallery.jpg)
![](https://prod-images.static.radiopaedia.org/images/4331366/4a90754edb0cf740f7edaaa4e5eff3_big_gallery.jpg)
![](https://prod-images.static.radiopaedia.org/images/4331374/0cab223de6f42d893768df8d09d809_big_gallery.jpg)
![](https://prod-images.static.radiopaedia.org/images/4331378/b3398a2971cac1b336e92cda8eedc3_big_gallery.jpg)
![](https://prod-images.static.radiopaedia.org/images/4331390/6b1212a00fe187ff5bb17e6e09866d_big_gallery.jpg)
![](https://prod-images.static.radiopaedia.org/images/4331398/e974e613f80d467ec9a6cb4b22def1_big_gallery.jpg)
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Sau đó bé sinh ra ở bệnh viện và tử vong lúc 3 tháng tuổi.
Sau đây là hình ảnh minh họa dấu hiệu lỗ khóa và Xquang van niệu đạo sau
![](https://prod-images.static.radiopaedia.org/images/631591/5fd8a05856469464d1acae40f6fac8_big_gallery.jpeg)
![](https://prod-images.static.radiopaedia.org/images/535441/552c3c3baf8fffd9635496f462263c_big_gallery.jpg)
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