HI IF YOU HAVE HAD A POSITIVE PREGNANCY TEST I WOULD SAY THAT YOU ARE DEFINATLY PREGNANT AS THE TESTS PICK UP THE HCG HORMONES AND WOULDNT GIVE A FALSE POSITIVE. THE OTHER TESTS YOU TOOK MAYBE GAVE A NEGATIVE AS THE HCG HORMONE IS LOW AT THE MOMENT. DID YOU USE THE FIRST URINE OF THE DAY WHEN YOU GOT THE POSITIVE RESULT. I WOULD SAY YOU DEFINATLY ARE PREGNANT. YOU COULD ALWAYS GO TO YOUR DOCTOR WHO COULD TAKE A BLOOD TEST TO CONFIRM AND PUT YOUR MIND AT REST. GOOD LUCK, LET ME KNOW THE OUTCOME, HOPE THIS HAS HELPED.XX
Did you use first morning urine all three times and what types of tests did you use? Its possible that there wasnt enough hcg in your system when you tested negative the two times.