1. 羊水穿刺仅在一些大型医院可以做
2. 结果一般2-4周出来,具体需要看医院当月做的人多不多
3. 一般是在做唐氏筛查的时候风险比较高的情况下需要进一步做羊水穿刺
4. 在大型医院和专业的医生操作下安全可靠,不是很痛
{!-- PGC_VIDEO:{"thumb_height": 720, "vposter": "https://p3-sign.toutiaoimg.com/mosaic-legacy/2e92a000940e641c9d012~noop.image?x-expires=1976249516&x-signature=jtZiUelGRPBg7%2FQOxWVRiCZSjcI%3D", "thumb_width": 1280, "vid": "v02016560000bo5mftr6936ho2v0amg0", "vu": "v02016560000bo5mftr6936ho2v0amg0", "duration": 176.93, "thumb_url": "2e92a000940e641c9d012", "thumb_uri": "2e92a000940e641c9d012", "video_size": {"high": {"duration": 176.93, "h": 720, "w": 1280}, "ultra": {"duration": 176.93, "h": 720, "w": 1280}, "normal": {"duration": 176.93, "h": 720, "w": 1280}}} --}