I'm sorry, I know how much it stinks to have a loss. I have two, one in October and one in March. I can't give you any answers. I may never know the answers to my own mystery (it was comforting to hear the MD say tho since you've had a 16 wk and 9 wk loss it could be two totally diff things...
). I was just telling another cyster something I saw about empirical care from a MD. Which is worth a shot. Essentially treating you like you have one of those conditions done that you've tested for and sometimes it can result in a healthy pg. I wish I could find that post but keep trying. It's hard and exhausting to have a m/c, but worth it in the end. Have they checked your progesterone and TSH?