All you need to know about HSG test

The hysterosalpingogram (HSG) test is an important diagnostic test for assessing the female reproductive tract. It can efficiently evaluate abnormality in the uterus and fallopian tube.

When is HCG required?

  • There is unexplained infertility.
  • A woman has experienced multiple miscarriages.
  • These are symptoms of uterine or tubal disease.
  • The couple is planning to undergo infertility treatment.

Procedure of HSG:-

HSG is a daycare procedure.

It is best done around the 7th-10th day of a woman’s menstrual cycle. (After menses and before ovulation). This timing avoids any disruption of a new pregnancy and also ensures that fallopian tubes are free of any menstrual debris.


In the HSG test, a radiographic dye is injected into the uterine cavity through the vagina & cervix.

The uterine cavity fills with the dye, and if fallopian tubes are open, the dye fills—the tubes & spills into the abdominal cavity.

Advantages of HSG test:-

 It tells is whether the tubes are open or blocked if the blockage is there then the sight of blockage in the tube.

It helps to assess the uterine cavity for any polyp fibroid congenital abnormalities.

Can HSG increase the chance of pregnancy?

Several studies have reported that the pregnancy rate may increase in the month following HSG this could be due to the flushing effect of the tube and thus opening of any minor blockage or debris that was preventing the couple from conceiving.


Thus HSG test for infertility is a valuable tool for couples struggling to conceive. it is also a useful test in recurrent miscarriages and abnormal bleeding.

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