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Hysterosalpingogram - Risks and Side Effects

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A hysterosalpingogram (HSG) is an X-ray that lets doctors check your uterus and fallopian tubes. It is a quick way to spot any blockages.

Medically reviewed byDr. Richa Agarwal

Published At August 24, 2022
Reviewed AtOctober 8, 2025

What Is a Hysterosalpingogram (HSG)?

If you are dealing with fertility challenges, your doctor might recommend something called a hysterosalpingogram, or HSG for short. It is an X-ray that lets doctors see what is happening inside your fallopian tubes and uterine cavity. During this procedure, your healthcare provider will inject the contrast dye into your uterus and then capture images to check for reproductive anatomy problems. If you face any difficulties conceiving, you can go for this test. If you have been on this journey for some time, an HSG might be one of the tools your doctor suggests to help figure out what is going on.

Why Is an HSG Test Done?

The reasons why the HSG test is done are as follows:

  • If you are dealing with fertility challenges or recurrent pregnancy loss, your doctor might recommend an HSG test. This test lets your doctor check whether your fallopian tubes are clear or blocked. Blocked fallopian tubes can be the reason behind your fertility.

  • An HSG can confirm the success of the tubal ligation (the procedure in which your fallopian tubes are tied to prevent pregnancy) procedure worked properly.

  • The exam also gives your doctor a look at your uterus; its shape, any scarring that might be there, and whether you have adhesions or scar tissue in your pelvis.

How to Prepare for an HSG?

What you will need to do to get ready:

  • First things first, timing matters. You should schedule this test between days 5 and 10 of your menstrual cycle. That is when you will get the more precise results.

  • If you are worried about discomfort, take over-the-counter pain relief beforehand (like Acetaminophen).

  • You can eat and drink normally before your appointment.

  • On the day of your test, dress comfortably. Wear dark and loose-fitting clothes that you can easily change out of. You will need to remove any jewelry or accessories around your pelvic area, so it is best to leave those at home.

  • Make sure to mention any allergies you have to your doctor. This is important for your safety.

  • Also, this test is not right for everyone. You will need to postpone if you are dealing with a pelvic infection, have unusual bleeding, or if there is any chance you might be pregnant.

  • Some light spotting after the procedure is standard. To be on the safe side, just bring along a sanitary pad.

Difference Between Hysterosalpingogram and Hysterosonogram

What Is the Procedure of a Hysterosalpingogram?

The step-by-step procedure of an HSG test is as follows:

  1. Before Test:

  • Your doctor will review your health history before your HSG procedure. They want to make sure this test is proper for you and that it is safe to proceed.

  • Your doctor wants to confirm whether you are pregnant or not before going for the procedure. They will record your LH (luteinizing hormone) levels (the hormone that signals ovulation).

  • Your doctor will also ask about any allergies you might have, especially to iodine or contrast dyes. This is important because the HSG uses a special dye solution, and they need to know if any of the ingredients could cause you problems.

  1. During Test:

  • An HSG is typically done right in your doctor's office; no hospital stay is needed. The whole thing usually takes about 30 to 45 minutes from start to finish.

  • When you arrive, you will be asked to lie down on the exam table, just like you would for a regular pelvic examination. Your doctor will gently insert a speculum so they can see your cervix clearly.

  • Next, they will clean your cervix and carefully insert a thin tube (called a cannula) through it and into your uterus.

  • Then, your doctor will inject a special contrast dye through that little tube into your uterus. As the dye fills up your uterine cavity, it creates a clear picture of what is happening inside.

  • Your doctor will take X-ray images during this process. The dye shows bright white on the X-rays, making everything clear. They might ask you to shift onto your side from different angles to get the best possible view.

  • You might feel cramping or discomfort when the dye goes in.

  • Once everything is done, your doctor will remove the cannula and speculum. The hospital staff will help you to the recovery area.

  1. After Test:

  • Since HSG is an outpatient procedure, you can go home the same day and quickly return to your routine.

  • It is best to arrange for someone to drive you home afterward to be safe.

  • You might notice some vaginal discharge, light bleeding or spotting, and cramping. Don't worry, these are normal after an HSG.

  • Your doctor will likely prescribe pain medication and antibiotics to help you feel more comfortable and prevent infection.

  • Skip the tampons for now.

  • Hold off on sexual activity for a few days (this helps reduce your risk of infection).

  • If you notice any worrying symptoms, such as severe pain, fever, or heavy bleeding, do not hesitate to call your doctor right away.

What Are the HSG Test Risks and Side Effects?

The risks and side effects of an HSG test are as follows:

  • An HSG procedure uses radiation to look at your fallopian tubes and uterus, which can cause side effects. However, the use of radiation is minimal.

  • You might experience some light spotting afterwards, which is totally normal.

  • There is also a slight chance of developing a pelvic infection, having an allergic reaction to the contrast dye they use, or experiencing an injury to your uterus.

What HSG Results Mean for Fertility?

An HSG test is mainly performed to check for fertility. After performing the test, your radiologist will interpret the results.

Normal vs Abnormal Findings:

If everything looks good, your fallopian tubes will open, and the dye will flow through them without issues. The test will also show if your uterus is the right size and shape.

Abnormal findings mean your tubes could be blocked, which means the dye cannot pass through them properly. The test might also spot things in your uterus that should not be there, like polyps or fibroids. These can sometimes make it harder to get pregnant.

Next Steps if Blocked Tubes Are Found:

  • If your tubes are blocked, your doctor will probably suggest a laparoscopy, a minor surgery that allows them to see what is going on with your tubes. This helps them figure out the issue and fix it immediately.

  • They might recommend fertility treatments that work around the blocked tubes altogether. The procedures like IVF (in vitro fertilization) can help you get pregnant without needing to use your tubes at all. It depends on your specific situation and, of course, whether you are hoping to have a baby.

What Are the Tips for Managing Anxiety Before HSG?

The tips for managing anxiety before an HSG test are as follows:

  • To manage anxiety, you should practice deep breathing exercises, yoga, or meditation.

  • You should communicate properly with your doctor. If you have any concerns regarding the test, you should ask your doctor all your queries. This will help reduce your anxiety.

Conclusion:

When couples struggle to conceive, it can feel overwhelming and isolating. Getting the correct diagnosis and treatment can make all the difference in your journey to parenthood. If you are dealing with fertility challenges, your doctor will likely recommend an HSG test as a starting point. It is one of the most helpful tools for understanding what might be going on with female fertility. Plus, it is safe and cost-effective, and you can have this test in the clinic, so no hospital stay is needed. The test gives you and your doctor clear insights that help map your next steps.

A Key Takeaway From iCliniq:

  • Struggling with infertility can feel incredibly overwhelming. If you're going through this right now, you're definitely not alone. So many couples face these challenges, and feeling worried or frustrated is normal.

  • An HSG test can find the reason behind your infertility. It is a safe and straightforward procedure.

  • If you have questions about it, our radiologist is available at icliniq.com. Do not hesitate to ask your queries. It will reduce your anxiety. Getting those answers can really help ease your worries.
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Frequently Asked Questions

You may experience mild pain or discomfort during and after the procedure. You may experience mild pain when your doctor injects the dye into your uterus. If your fallopian tubes are blocked, you may experience more pain and discomfort, which will remain for a few minutes to hours. Your doctor will give you pain relievers to relieve cramps.

The average time to complete the procedure is 15 minutes to half an hour. Sometimes, it may take only five minutes. The time taken depends on the patient's preparation before and during the procedure. The procedure is very quick, and you may go home and resume daily activities.

Yes, an HSG improves your fertility chances. It does not directly improve the chances, but indirectly. If you have a mild blockage, when your doctor injects the contrast dye, the mild debris will clear away and open the path for sperm and eggs.

The alternatives to HSG for checking blocked tubes are as follows:



  • Laparoscopy (a minimally invasive surgical procedure to see your pelvic organs).

  • Hysterosalpingo contrast sonography (a safe procedure that uses ultrasound to visualize the uterus and fallopian tubes).

An HSG test is not 100 percent accurate in checking for uterine abnormalities and tubal ligation. It may give false positive and negative results. The most accurate and gold standard test to see uterine and fallopian tube abnormalities is a laparoscopy test.

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