 [ Symptoms ] can there be a shoulder tear that is not seen due to arthritis i injured my left shoulder and mri shows acromioclavicular arthritis but i did not have pain before the injury could there be a tear and mri can not see it due to arthritis [ Disease ] trichomoniasis is considered an incidental finding since the pap smear is really for detecting cervical cancer you would need to ask the doctor about hisher rationale for those other tests but since trichomoniasis is often sexually transmitted the doctor may be looking for other stds things that would not show up on a pap like chlamydia