If you do want to find out early make sure you schedule an ultra sound. It usually cost more or else you wait until you are 20 weeks when they do the ultrasound as they would normally for free.
thAnks ladies I will be 17weeks wen I go back to doctor hopefully we find out
it depends on your doctoe really, mines to be really sure made me wait until i was 20 weeks, some do it from 18-21 weeks and some even do it earlier
I was 16 weeks