Hi ladies! I'm 12 weeks preggo and will be 35 two days before my due date. I was asked to have a…

Hi ladies! I'm 12 weeks preggo and will be 35 two days before my due date. I was asked to have a genetic screen done on baby via blood sample from me. I had it drawn and patiently waiting for results! Anyone else had this done? What's your experience with it? How much is dept do they screen? Any idea what are the actual diseases that they look for? Google is kind of vague 😔