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Symptoms

Is bleeding between periods a sign of adenomyosis or endometriosis?

The short answer

Bleeding between periods can happen with adenomyosis or endometriosis, but it isn’t specific to either condition. It can also come from uterine polyps or fibroids, cervical irritation or inflammation, or hormone-related cycle changes.

Yes, bleeding between periods (spotting) can happen with adenomyosis or endometriosis, but it isn’t specific to either condition. Spotting can also come from common issues like uterine polyps or fibroids, cervical irritation or inflammation, or hormone-related cycle changes.

When endometriosis or adenomyosis is involved, bleeding between periods may reflect inflammation, disrupted cycle signaling, or another uterine condition occurring alongside pelvic pain or heavy periods. Because we’ll also want to rule out important causes (especially if bleeding is new, persistent, or happens after sex), our team can help you sort out what’s most likely and what testing makes sense. If you’re not sure where to start, reach out to schedule a consultation with us.

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

Bleeding Between Periods? Get Answers

Spotting can indicate adenomyosis, endometriosis, or other conditions. Our specialists help identify the cause and guide your care with empathy and expertise.

Questions people ask next

All symptoms questions
  • Can adenomyosis cause irregular periods?

    Yes, adenomyosis can contribute to irregular periods, including heavier flow, prolonged periods, spotting between periods, or less predictable cycles. Irregular bleeding is not specific to adenomyosis, and fibroids or endometriosis can overlap.

  • Why do I get brown spotting before my period each month?

    Brown spotting before your period is usually old blood leaving the uterus slowly. A recurring monthly pattern, especially with pelvic pain or heavy flow, can also overlap with endometriosis, adenomyosis, or hormone and ovulation patterns.

  • Do fibroids or adenomyosis often occur with endometriosis?

    Yes, fibroids and adenomyosis can coexist with endometriosis, and the overlap is especially common in people with heavy bleeding and significant period pain. Identifying which conditions are present is important for choosing the most effective treatment plan.

  • Can you have both endometriosis and adenomyosis?

    Yes, many patients can have both endometriosis and adenomyosis at the same time. Their symptoms may blend together, and having both can affect treatment planning because endometriosis is outside the uterus while adenomyosis is within the uterine muscle.

Reach Out

Have a question?

Lotus Endometriosis Institute provides California-based surgical evaluation and advanced excision care for patients with suspected endometriosis, adenomyosis, complex pelvic pain, and related conditions.


Many patients contact us from outside California to learn whether traveling for in-person evaluation and possible surgery may be appropriate.

Call Us

(424) 255-1340

(805) 920-0909

Fax: (805) 935-4338

Santa Monica, CA

2121 Santa Monica Blvd, Santa Monica, CA 90404

Operating Hours

8am - 5pm
Monday - Friday

Arroyo Grande, CA

154 Traffic Way, Arroyo Grande, CA 93420