 [ Symptoms ] how does chlamydia in pregnancy cause a miscarriage  i have recently had a chlamydia test but do not get my results back for a week and a half i have seen all over the internet that chlamydia can cause miscarriage and i am worried sick in case something happens i was wondering how it actually causes miscarriage though as i thought the mucus plug was supposed to stop infections spreading [ Disease ] it sounds like this is a medical rather than a dental issue even though the pain may be in your mouth if that is the case medicare should cover the cost of treatment i would contact blue cross and blue shield directly to discuss your situation and to see what steps you need to take to get the care you need covered through your medicare benefits