more hair growth after electrolysis

i use to only have patches on my neck but now I have alot of dark fine hair, that I didn’t have before. I went to my doctor thursday, my blood test were suppose to be fine. he is going to refer me for a test to see if I have PCOS, how does the test go? what is the whole process?

I have to go to a gyno and an endocronoligist… if