 [ Symptoms ] am i pregnant or not on 20 th dec i got intimated with my fiance however we didnt have vaginal intercourse it was just masturbating each other how ever i am not sure whether he cleaned his hand before touching me my periods where due on 12 th dec on 8 th of dec there was brownish spotting and the bleeding increased little but it was not like my normal periods as it was light which lasted for 2 days after that i took 3 hpt which was negative [ Disease ] you should always be concerned about chest pain but it would not be likely this would be related to your tetanus shot in any way i do not know anything about you     your age risk factors or anything about your medical history    so if you are concerned enough to post you should be concerned enough to see a medical provider    someone who has the ability to examine you and determine the reason for your chest pain and irritabiltiy