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Deep Disease

How is bowel endometriosis treated without a colostomy?

The short answer

In many cases, bowel endometriosis can be treated surgically without a colostomy by removing disease from the bowel surface or removing deeper disease and repairing or reconnecting the bowel. A temporary stoma may be recommended in select higher-risk situations.

In many cases, bowel endometriosis can be treated surgically without a colostomy using techniques that remove the disease while preserving bowel continuity. The exact approach depends on how deep the implants go, how much of the bowel wall is involved (often the rectum or sigmoid), and whether the bowel is narrowed or tethered by scarring.

When disease is superficial, we can often excise it from the bowel surface. If it invades deeper layers, options may include a focused full-thickness disc excision with closure or, when a longer segment is affected, a segmental bowel resection with immediate reconnection (anastomosis). A temporary stoma is uncommon but may be recommended in select higher-risk situations based on anatomy, blood supply, inflammation, and the safety of the reconnection.

Our team plans this carefully, using symptom history, exam, and imaging to map the disease, then performs advanced minimally invasive excision (often robotic) designed for precision in complex, scarred anatomy. If you’re trying to avoid a colostomy, we’ll explain what makes it unlikely and what factors could make a temporary diversion the safest choice, so you can make an informed plan. If you’d like, reach out to schedule a consultation so we can review your case and discuss the bowel-sparing strategies that may fit your goals.

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 3 · Speak with Us

Explore Colostomy-Free Treatments

Our specialists tailor bowel endometriosis surgery to avoid colostomy whenever possible. We focus on preserving bowel function while removing deep disease effectively.

Questions people ask next

All deep disease questions
  • What bowel endometriosis techniques are used, and what risks?

    Bowel endometriosis surgery may use superficial shaving, full-thickness discoid excision, or segmental bowel resection, depending on disease depth and extent. Potential complications can include bowel leak, fistula, temporary ostomy, nerve-related changes, and altered bowel habits during recovery.

  • Will endometriosis excision surgery need bowel resection or a stoma?

    Most endometriosis excision surgeries do not require a bowel resection, and a stoma is uncommon. These possibilities come up mainly when endometriosis grows deep into the bowel wall or scar tissue has significantly distorted the anatomy.

  • Do I need a colorectal surgeon for bowel endometriosis surgery?

    Sometimes, especially if imaging or an exam suggests deeper bowel involvement that may require opening, repairing or removing part of the bowel. A general surgeon or gynecologic oncologist credentialed in bowel surgery may also provide the needed expertise.

  • Do medications help bowel endometriosis, and when is surgery needed?

    Hormonal medications can reduce pain in many patients with bowel endometriosis, but they don’t remove deep bowel nodules. Surgery is more strongly considered for narrowing or obstruction risk, severe pain despite medication, recurrent rectal bleeding with cycles, or fertility-focused treatment.

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