Talk to Gynecologist on Gyne Issue

i m unmarried. i usually have my periods on 28 day but this tym i had my periods on 33 n i have dry n nrml skin but during the last mnth my skin become too much oily that too mich oil can feel on face?? does i need to do some harmonal test.. 3 months before i have done my fsh LH prolactin n testosterone on 2 day of periodsall r clear .n 1 year bedore i have done my pcos those reports r also clear. i m facing facial hair issue frm 1.5 year n from 6 to 8 mnth facing hairfall issue too my hair texture is becoming too thin n weak.. is i need to done with more test can u plz guide plz.thanks