Dorris Wedding ultra size wedding wear for full-figured brides

I'm currently 9 weeks & 3 days pregnant. I just had an appointment today for my first ultrasound and all them fun questions they ask you. Well they asked me for permission to run a down syndrome testing on my unborn child when I'm 12 weeks. I'm curious on if anyone has ever done this or know someone who has done it. I agreed to it , but now I'm kind of skeptical. Dorris Wedding ultra size wedding wear for full-figured brides