Will the doctor be able to tell?

Jennifer • Finally expecting after being diagnosed with unexplained infertility. Pregnant with #1,happily taken by my amazing boyfriend! ♥️08-06-22🤰
I have a dr appointment with a fertility specialist on Tuesday , I'll be 10 dpo if I tell them that , will they be able to do a test or daw blood and get a positive pregnancy test
And for anyone who had to go to a fertility specialist what do they do for your first appointment?