If the pregnancy test comes positive but it comes blurry it can be wrong ?

Pregnancy needed con: Pregnancy test is decided by its quantitative value if it is equivocal ( by you said as blurry) then it is best clarify by repeated test days later should give you a definitely answer. For your age if no chance to be pregnant then you need complete gyn chechup to rule out other gyn disease which may have positive test by secreting HCG hormone. You need a gyn doctor to advise you sooner thenlater.