Fertility
How do endometriosis stages affect fertility and treatment choices?
The short answer
Endometriosis stage can influence fertility, but it doesn’t predict it perfectly, and treatment planning is individualized. Depending on age, symptoms, imaging and fertility goals, treatment may involve excision surgery, fertility treatment or both.
Endometriosis stage can influence fertility, but it doesn’t predict it perfectly. More advanced disease (often stages III and IV) is more likely to involve adhesions and ovarian endometriomas that can distort pelvic anatomy and interfere with tubal function and egg pickup. Still, some people with early-stage disease struggle to conceive, while others with advanced disease conceive without difficulty.
Treatment planning is individualized and usually takes into account your age, symptoms, ultrasound/MRI findings, prior surgeries, how long you’ve been trying, and whether there’s concern for tubal or ovarian involvement. In some cases, excision surgery is used to remove disease and improve anatomy; in others, it may make more sense to proceed directly to fertility treatment or combine approaches. Our team can help you understand how stage fits into your overall picture and map out a plan that aligns with your goals, whether that’s trying to conceive soon, preserving fertility, or prioritizing long-term symptom relief.
Where to go from here
Understand it, compare it with what you're feeling, then talk it through with us.
Step 1 · Understand
Understand the condition
Step 2 · Compare
Symptoms it can relate to
Step 3 · Speak with Us
Struggling with Fertility and Endometriosis?
Endometriosis stages impact fertility differently for everyone. Our specialists tailor treatments to your unique condition and fertility goals to improve your chances.
Questions people ask next
All fertility questionsCan endometriosis surgery improve my chances of conceiving?
Excision surgery can improve the chances of conceiving for some patients with endometriosis, particularly when removing superficial disease helps restore more normal pelvic anatomy. Outcomes vary, and surgery on the ovaries can affect ovarian reserve.
Do endometriomas affect fertility or ovarian reserve?
Yes, endometriomas can affect fertility and may be associated with lower ovarian reserve in some patients. Surgery, especially repeat cyst surgery, can also affect ovarian reserve because healthy ovarian tissue can be removed or its blood supply altered.
Can endometriosis surgery affect fertility?
Yes, endometriosis surgery can affect fertility in both positive and negative ways, depending on where the disease is and what surgery involves. Removing disease can improve the chances of conception, but surgery on the ovaries can reduce ovarian reserve.
How does endometriosis affect fertility, and when to seek help?
Endometriosis can affect fertility through inflammation and scarring, but many people do conceive. In general, evaluation is recommended after 12 months of trying without success, or 6 months if you’re 35 or older; earlier evaluation is reasonable with severe pain or other risk factors.
Further reading
Surgery and IVF: When Are They Right for Endometriosis?
Explore when surgery or IVF is best for endometriosis. Understand the decision-making process and what to consider for fertility and health.
Making a Fertility Plan: Working with Your Endometriosis Care Team
Learn how to create a patient-centered fertility plan with your endometriosis care team, addressing symptoms, treatment, and desired timelines.
How Endometriosis Contributes to Infertility
How endometriosis leads to infertility: pathogenesis; effects on gametes, tubes, and endometrium; and treatments (expectant care, surgery, and ART).
