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Diagnosis

Do I need cystoscopy to diagnose IC/BPS?

The short answer

Cystoscopy isn’t required for everyone to diagnose IC/BPS, which is usually diagnosed based on symptoms and urine testing that doesn’t show infection. It can be helpful if there’s blood in the urine, certain cancer risk factors, or a need to check for Hunner lesions.

IC/BPS is usually diagnosed clinically based on bladder-centered pain or pressure, along with urinary frequency and/or urgency that persists for at least six weeks, with urine testing that doesn’t show infection. A key part of diagnosis is ruling out other explanations for the symptoms, since many conditions can mimic bladder pain.

Cystoscopy isn’t required for everyone, but it can be helpful in specific situations. We’re more likely to recommend it if you have blood in the urine or certain cancer risk factors, or if we need to evaluate for Hunner lesions, which can change treatment planning. If your symptoms overlap with pelvic pain conditions like endometriosis, our team can help identify the likely drivers and build a targeted evaluation plan. Reach out to schedule a consultation.

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

Wondering About Cystoscopy?

Our specialists expertly diagnose IC/BPS by focusing on your symptoms and ruling out other conditions. We use cystoscopy when it can provide crucial insights for your personalized treatment plan.

Questions people ask next

All diagnosis questions
  • Could pelvic pain be IC or bladder pain syndrome?

    Yes, pelvic pain can come from interstitial cystitis/bladder pain syndrome (IC/BPS), especially if it worsens as the bladder fills and improves after peeing. Urinary symptoms can also overlap with endometriosis or adenomyosis, and more than one condition can contribute.

  • Bladder endometriosis vs UTI vs IC: how can I tell the difference?

    Bladder endometriosis often flares before or during your period despite negative urine cultures, while a UTI is more likely when testing shows infection and antibiotics help. IC/BPS can cause ongoing bladder pain and urgency without infection, typically not tightly linked to your cycle.

  • 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.

  • When are urinary symptoms an emergency?

    Urinary symptoms are urgent if you also have severe one-sided flank pain, fever, repeated vomiting, an inability to pass urine, or visible blood in the urine. These can signal a kidney infection or ureter blockage, and delaying care can put kidney function at risk.

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