Hello I am 21 years of age 3 days after my last period I had unprotected sex and my partner ejaculated in me. 3 weeks later I took a pregnancy test it said negative at first then the next morning I looked at it it had a fainted positive line I have been urinating often which is followed by abdominal cramps butt yesterday I saw my period which is accompanied buy abdominal cramps but prior to my period a week before I was feeling cramps can you please help me and tell me what is wrong or if I'm pregnant.