<prompt> Answer this question truthfullyWhat does Secondary Amenorrhea mean?  <response>: <reason> A physical exam and pelvic exam must be done to rule out pregnancy. A pregnancy test will be done.Blood tests may be done to check hormone levels, including:Estradiol levels Follicle stimulating hormone FSH level Luteinizing hormone LH level Prolactin level Serum hormone levels such as testosterone levels Thyroid stimulating hormone TSHOther tests that may be performed include:CT scan of the head Endometrial biopsy Genetic testing MRI of the head Ultrasound of the pelvis or hysterosonogram 