New Dye-Free colonoscopy could make cancer screening easier for IBD patients

NCT ID NCT07089771

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

People with inflammatory bowel disease (IBD) have a higher risk of colon cancer and need regular colonoscopies. This study compares two advanced methods: one uses a dye spray to highlight abnormal areas, and the other uses built-in camera filters to enhance the view without dye. Researchers will see if the dye-free method is as good at detecting precancerous changes, and also measure procedure time, biopsies, and patient comfort. About 480 adults with IBD will be randomly assigned to one method and followed over time.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

What this could lead to
If virtual chromoendoscopy proves as effective as dye-based, it could simplify colon cancer surveillance for IBD patients, reducing procedure time and eliminating dye-related risks.
What could go wrong
This is an early-stage comparison study, not a treatment trial. Results may show no significant difference, or virtual chromoendoscopy might miss some lesions, limiting its adoption.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • Karolinska University Hospital

    Stockholm, 141 57, Sweden

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Other studies related to the condition(s) this trial covers.