 [ Symptoms ] how is it possiable to have caught chlamydia if i tested negative a year ago and have not had sex since before then  i went to my annual pap and this year i tested positive and last year i did not i have not slept with anyone this whole year and actually it has been longer than a year is there anyway the test can be wrong o that my test was wrong last year [ Disease ] no nicotine does not reduce cholesterol