Confuesed

I did not get my period in the month of july i have nothing to stress and had lots of symptoms got one really light positive and 2 negative with about a week apart from eachother in that order i asked my doctor but she just sucks she gook blood and urine but never did a pregnancy test when i asked her and she told me to take a home test and if positive to go see her -_- idk how to aproch any of this situation