What you need to know to prepare for an HSG test to get the best results
The hysterosalpingogram test, or HSG, allows your fertility doctor to visualize your uterine cavity and fallopian tubes. An HSG is one of the first tests your reproductive specialist may order to rule out blocked tubes or uterine cavity issues. Use this as a guide to prepare for an HSG test.
Why might you need an HSG test?
Blocked fallopian tubes are a real problem for women trying to conceive. Tubes can become blocked due to scar tissue and adhesions from past infection, previous surgeries, or endometriosis. Scar tissue and adhesions can block a fallopian tube, inhibiting the egg and the sperm from meeting for fertilization.
Additionally, an HSG can detect anomalies in the uterine cavity that may be causing fertility issues. These may include uterine abnormalities present from birth, such as a septum or an unusually shaped uterus. An HSG will also detect adhesions and fibroids in the uterus that may have formed over time and can often lead to early miscarriage.
During an HSG test, an X-ray dye is injected into your uterine cavity. As the dye enters your fallopian tubes, your doctor will be able to see on X-ray if there is unobstructed flow of dye out of the tubes. if there is un to allow your doctor to record X-ray images of your uterine cavity and fallopian tubes.
Things to know before your HSG test
An HSG is typically performed after your menstrual period and before ovulation, usually between day 5 and 11 of the menstrual cycle. This helps to ensure that you are not pregnant during the procedure. Here are some things to know to help you prepare for an HSG test the month before:
- Pregnancy – If you are pregnant or think you might be pregnant, do not have an HSG test.
- Sexual intercourse – Refrain from sexual intercourse from the day your period starts until after the HSG test to ensure you do not get pregnant.
- Pelvic infection – If you have a current pelvic infection, your HSG should be postponed until your infection is treated.
- Medications – Make sure you discuss any medications you are currently taking with your doctor, and especially if you are allergic to iodine or contrast dyes.
Preparing for an HSG test
To help you prepare for an HSG test in the days leading up to it, please follow these recommendations:
- Avoid using douches, tampons, vaginal sprays, powders, or creams for about 24 hours before and HSG test.
- You may be asked to avoid eating and drinking before the procedure.
- The procedure may cause some discomfort. Taking ibuprofen or acetaminophen a half hour before and one hour after the HSG is recommended.
- Arrive with a partially full bladder so that you can provide a urine sample for a urine pregnancy test if needed.
After your HSG test, you should expect to have a sticky vaginal discharge as the fluid drains out of your uterus. Light bleeding and spotting is common, however, you should contact us right away if you experience heavy bleeding, severe pain, or fever.
You should recover very quickly after your HSG test and be back to your normal activities immediately or by the next day. It is advised to avoid intercourse for a few days after the procedure to reduce any risk of infection.
