The health of the uterine wall plays a significant role in fertility and the likelihood of pregnancy. Conditions affecting the uterine wall, such as endometriosis or abnormal thickness, can impact your ability to conceive. So, what are the chances of getting pregnant if you have thin uterine walls? Find out in the following article.
What is a Thin Uterine Wall?
The uterine wall, also known as the endometrium, is the inner lining of the uterus that changes in thickness throughout the menstrual cycle. Each month, the hormone estrogen causes the endometrium to thicken in preparation for a potential pregnancy.
If fertilization doesn't occur, estrogen and progesterone levels drop, causing the uterine lining to shed, which results in menstruation.
Ideally, the endometrial thickness should range between 8-12 mm. This optimal thickness is essential for successful implantation and preventing complications such as miscarriage or ectopic pregnancy.
When the uterine lining becomes thinner than 8 mm, it may lack the necessary blood supply to support a pregnancy. Conversely, if the lining becomes thicker than 12 mm, it can reduce the chances of implantation and may lead to the formation of polyps, which can further hinder implantation.
Causes of Thin Uterine Walls
Several factors can contribute to thinning of the uterine wall, including:
Low estrogen levels
Estrogen is crucial for the development of healthy eggs and the proper implantation of a fertilized egg. Low estrogen levels may be caused by factors such as excessive exercise, eating disorders like anorexia, or chronic health conditions such as kidney disease.
Damage to the endometrial lining
The endometrial lining can be damaged due to acute or chronic infections. Acute infections are typically caused by bacterial infections, while chronic infections, such as female genital tuberculosis, can also lead to thinning.
Decreased blood flow
The thickness of the uterine wall is also determined by how much blood flows into the uterus every month. If the uterus does not get enough blood flow to the uterus, then the uterine wall will be thinner than usual. The poor blood flow can be caused by many things, including smoking, obesity, high blood pressure, diabetes, and consumption of KB pills.
Uterine procedures
Certain medical procedures, such as sharp dilation and curettage (D&C), hysteroscopic metroplasty (a surgery to correct uterine shape), cesarean sections, or the removal of deep fibroids, can cause thinning of the uterine lining.
Fertility treatments
Some fertility treatments, like clomiphene citrate (used to treat infertility), may temporarily thin the uterine lining. If this is the case, it is important to consult with your doctor for guidance.
Chances of Pregnancy with Thin Uterine Walls
A thin uterine wall can reduce the likelihood of pregnancy because it makes it more difficult for the fertilized egg to implant and grow.
According to Fertiltree, a uterine lining of 6 mm thick still offers a chance of pregnancy, but it may come with a higher risk of complications.
Some potential complications include:
- Increased risk of early miscarriage
- Difficulty maintaining a pregnancy, or placental issues that may lead to intrauterine growth restriction (IUGR), which causes the baby to grow more slowly
Treatment for Thin Uterine Walls
If you have thin uterine walls and are trying to conceive, your doctor may recommend treatment based on the underlying cause of the condition. Some treatment options include:
PRP (Platelet-Rich Plasma) Treatment
PRP treatment involves injecting platelets directly into the uterus to promote the growth of the uterine lining. Results are usually seen within 2-3 menstrual cycles, and the procedure is associated with minimal side effects.
Estrogen Treatment
Estrogen therapy can help thicken the endometrium. This can be done through a patch or gel applied to the skin daily, or through oral estrogen supplements.
In addition to medical treatments, your doctor may also recommend complementary therapies such as acupuncture, acupressure, yoga, or regular exercise to improve blood circulation to the uterus.
Thin uterine walls can impact your chances of pregnancy, but with the right treatment and medical guidance, many women are still able to conceive. If you have concerns about your fertility or pregnancy plans, it’s best to consult a doctor or use the health consultation service available on the Ai Care app, which can be downloaded from the App Store or Play Store.
Looking for more information about other diseases? Click here!
- dr Nadia Opmalina
Parikh, F. Thin Endometrium Lining | Symptoms, Causes & Treatments. Available from: https://fertiltree.com/blogs/thin-endometrium-lining-symptoms-causes-treatments/
American College of Obstetricians and Gynecologists. Endometrial Hyperplasia. Available from: https://www.acog.org/womens-health/faqs/endometrial-hyperplasia#
Cleveland Clinic. (2023). Endometrial Hyperplasia. Available from: https://my.clevelandclinic.org/health/diseases/16569-atypical-endometrial-hyperplasia
Mouhayar, Y., Franasiak, J. M., & Sharara, F. I. (2019). Obstetrical complications of thin endometrium in assisted reproductive technologies: a systematic review. Journal of assisted reproduction and genetics, 36(4), 607–611. https://doi.org/10.1007/s10815-019-01407-y