tubal reversal anyone?

Felicia

I got a tubal reversal on april 9 I got my first period as normal on april 17 and lasted a full 7 days. I was using a class blue ovulation kit and used it with 10/18 days after my period but nothing ever showed up until 22 days on May 7

and 8 I was ovulating so me and partner tried. my period I was supposed to come on May 14 but I still haven39t gotten it could I be pregnant I took a test on Monday and was negative