Testing after 2 miscarriages, anyone else?!

Robin • Married since August 2015. TTC our first baby 👶🏻!
Hi Ladies,
I was just wanting to know other people's stories of two miscarriages and getting fertility testing. I had a d & c for a missed miscarriage 2 weeks ago and another early miscarriage 5 months ago. My doctor recommended a saline ultrasound and genetic testing. Anyone else in the same boat? What did your doctor recommend? Any success keeping a pregnancy later?
Thanks!!