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GI Symptoms

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Clarifies how endometriosis impacts the gut—bloating, pain, diarrhea/constipation—and how to tell it apart from IBS/IBD. Find evidence-based workups, risks, and treatment strategies, plus when to involve GI and gynecology teams.

Overview

Gastrointestinal symptoms are common in endometriosis due to inflammatory mediators and nerve cross‑talk between pelvic organs and the bowel. Even without bowel lesions, prostaglandins released during menses can speed transit and draw fluid into the gut, causing cramping and diarrhea; between cycles, low‑grade inflammation, adhesions, or pelvic floor guarding can slow transit and lead to bloating and constipation. Adenomyosis may add pressure and cramping that amplify GI discomfort.


Effective care starts with pattern recognition and targeted evaluation. Learn how to track symptom timing with the cycle, meals, and stress; which red flags warrant urgent assessment; and when to involve gynecology and gastroenterology together. Explore evidence‑based ways to ease flares and improve regularity—medications, bowel‑directed strategies, and nervous‑system‑calming tools—while distinguishing gut‑dominant IBS/IBD from pelvic disease. For testing pathways and mapping deep disease, see Diagnostics & Imaging and, when bowel involvement is suspected, Bowel Endometriosis. Nutrition and microbiome‑informed approaches are covered in Gut Health and Nutrition; day‑to‑day pain strategies appear under At-Home Remedies and Pain Relief.

Common Questions

  • Why do I look pregnant from bloating with constant pelvic pressure?

    Bloating that makes you look pregnant with constant pelvic pressure can come from pelvic inflammation, swelling, or a sense of bulk. Endometriosis, adenomyosis, fibroids, ovarian cysts, and bowel sensitivity can contribute, and symptoms alone don’t reliably identify the cause.

  • Why are bowel movements painful and bloating worse during my period?

    In endometriosis, hormonal cycling can amplify inflammation and swelling, making bowel pain and bloating worse around your period. Pelvic lesions can irritate nearby tissue and nerves, even without endometriosis growing inside the bowel.

  • Can endometriosis cause a painful bump near the anus?

    Endometriosis can contribute to pain and pressure near the anus, but a painful bump on the anus itself is more often something else, such as a hemorrhoid, fissure, or skin infection/abscess. In some cases, pelvic endometriosis and these conditions can coexist.

  • What is the Enzian score for endometriosis?

    The Enzian score describes where deep infiltrating endometriosis is located and how extensive it is. It helps surgical teams plan imaging, surgery, and support from multiple specialties when organs such as the bowel, bladder, or ureters may be involved.

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