My partner has tested positive for chlamydia!

my partner has been tested for chlamydia and it has come back positive but we have been together for over a year and he was tested a couple months ago for and rash and shown as thrush , but i also been tested and its negative. how can this be i know tests are not 100% accurate most of the time but how can we both have diffrent results

your partner is unfaitful probably i say make the decison that makes you comfortable but he can keep bringing things be careful