PCOS and TTC

I have been going back and forth with my doctor on if I have PCOS or not, they say all my blood tests and ultrasounds have come back fine, but I don't know what else could be wrong with me? I have excess hair, I'm very irregular, it's extremely hard for me to lose weight. They told me to take ovulation test. So I went and bought the digital one and every other day I was getting a flashing smiley face. I really need advice on what to ask my doctor in my next visit. And if having PCOS causes false positives on OPKs