Rare risk of allergic reaction to iodine in dye. Purpose To diagnose tubal obstruction as a cause of infertility. To detect suspected fibroids, polyps, or developmental abnormalities in the uterus and fallopian tubes. To evaluate the fallopian tubes before or after sterilization reversal surgery. To evaluate incompetent cervix in women with a history of miscarriage.
Contrast dye is used to highlight the areas in question for the X-ray machine.
You undress from the waist down and don a hospital gown. Test procedure You lie on your back on an examination table with an X-ray machine suspended over your abdomen. Your legs will be placed in special stirrups that go behind your knees. A speculum is inserted into your vagina to hold open the vaginal walls. Then a thin, grasping instrument called a tenaculum is inserted to hold the cervix in place.