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Diagnosis

What tests evaluate urinary symptoms in endometriosis?

The short answer

Testing usually starts with a urinalysis and often a urine culture. Depending on your symptoms, renal and bladder ultrasound may check for stones or blockage, pelvic MRI can map suspected deeper disease, and cystoscopy can help with unexplained blood in urine or persistent bladder pain.

We usually start with a urinalysis and often a urine culture to check for common, treatable causes that can mimic endometriosis-related urinary symptoms. Depending on your symptoms, we may also use a renal and bladder ultrasound to look for problems such as stones, urinary retention, or signs of ureteral blockage, especially when protecting kidney function is a concern.

If we suspect deeper disease involving or compressing the bladder or ureters, pelvic MRI can help map where endometriosis may be affecting the urinary tract and guide next steps. Cystoscopy isn’t always necessary, but it can help when there’s unexplained blood in the urine or persistent bladder pain and other testing hasn’t clarified the cause. If you’re dealing with urinary symptoms alongside suspected or known endometriosis, our team can help you choose the most appropriate workup and interpret what the results mean for treatment planning.

Where to go from here

Understand it, compare it with what you're feeling, then talk it through with us.

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Struggling With Urinary Symptoms?

Our experts can help identify if endometriosis is causing your urinary issues through tailored tests and imaging. Let us find answers and guide your care plan with compassion and precision.

Questions people ask next

All diagnosis questions
  • What tests diagnose bladder endometriosis?

    A focused pelvic ultrasound with a partially filled bladder can help identify bladder endometriosis, and MRI can clarify how deep a lesion goes. Urine tests check for other causes of symptoms, and in selected cases, cystoscopy can help evaluate the inside of the bladder.

  • How is painful urination evaluated with suspected endometriosis?

    Evaluation of painful urination with suspected endometriosis includes reviewing symptoms and cycle patterns, urine tests, and a pelvic exam when appropriate. Ultrasound and sometimes MRI can be useful, but normal imaging does not rule out endometriosis.

  • Can endometriosis cause hydronephrosis?

    Yes, endometriosis can cause hydronephrosis by narrowing or compressing the ureter, the tube that drains urine from the kidney to the bladder, causing urine to back up in the kidney. This may happen without obvious urinary symptoms and can threaten kidney function over time.

  • UTI or endometriosis bladder irritation: how can I tell?

    A true UTI typically shows bacteria on a urine test, especially a culture, and often improves with the right antibiotic. Endometriosis-related bladder symptoms are more likely to flare around your period, with negative cultures and no lasting relief from antibiotics.

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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.

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(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