It can feel disheartening when you are trying to conceive and most fertility tests appear normal, yet there is still no clear answer. In some cases, the cause may be something that routine tests do not always detect, such as a blocked fallopian tube or another underlying concern.
This is where the HSG test can help. It gives doctors a clearer view of the fallopian tubes and uterus, helping identify possible issues and bringing more clarity to the fertility journey.
HSG stands for Hysterosalpingography. It is a diagnostic imaging test that uses X rays and a special contrast dye to examine the uterus and fallopian tubes.
The dye moves through these structures, allowing doctors to check if the tubes are open and if the uterine cavity has any structural issues that could affect fertilisation or implantation.
Unlike many other tests, the HSG procedure takes only one appointment, and it is much faster than expected by most individuals. Being aware of how the HSG procedure is conducted might reduce your anxiety.
This step entails scheduling the procedure immediately after the menstrual cycle, specifically from days 7 to 10 after the onset of menses. The procedure is most safely conducted at this time because it is also the period that gives the clearest image.
In preparation for the procedure, you are positioned lying on an examination table, just like in any other medical examinations.
A speculum is carefully inserted in order to view the cervix opening. This might cause some discomfort, but only for a short while.
The cervix is accessed by inserting a catheter, through which the dye is then injected. This procedure can bring mild pain that resembles period pain.
Images will be captured through X-ray as the dye passes into the uterus.
Results from this procedure can be made available in about one or two days.
There are certain conditions in which the use of HSG becomes medically necessary. These include:
Early recognition of signs you may need a fertility investigation can prevent unnecessary delays in diagnosis. At Nova IVF, specialists review each patient's complete clinical history before recommending an HSG test.
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The benefits of the HSG test extend well beyond a standard diagnostic report. Each finding connects directly to a specific fertility outcome:
Blocked or damaged tubes are identified with precision, guiding decisions about how fallopian tube blockage is diagnosed and treated through advanced reproductive interventions.
The uterine fibroids, polyps, and septums can be visualized, making it possible to treat them prior to undergoing any assisted reproductive technology.
The contrast dye may clear minor mucus blockages during the procedure itself, a process that research associates with improved conception rates in the months that follow.
Results determine whether natural conception remains viable, whether IUI is the right fertility treatment for a given case, or whether IVF becomes the recommended course of action.
A single test replaces multiple inconclusive investigations, giving both patients and specialists a concrete clinical foundation for planning the next steps.
Many women report experiencing cramping when dye is being injected into the uterus, but the pain is usually mild to moderate and similar to the pain during menstruation. The discomfort subsides after the procedure is completed.
Based on clinical evidence, some women manage to conceive naturally 3 to 6 months after the test due to the cleansing action of the dye on the fallopian tubes.
Preliminary findings are often available immediately after imaging. A formal written report from the radiologist is generally provided within 24 to 48 hours.
A blocked tube does not eliminate the possibility of pregnancy. Treatment options range from surgical correction to assisted reproduction, depending on the location and extent of the blockage.