Can a simple biopsy replace surgery for gastric cancer testing?

NCT ID NCT04809025

Recruiting now Diagnosis Sponsor: Fudan University Source: ClinicalTrials.gov ↗

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

Summary

This study looks at whether a small tissue sample taken during an endoscopy (biopsy) can give the same information about gastric cancer as a larger sample taken during surgery. Researchers will compare results from 510 patients to see if the biopsy is just as accurate for key cancer markers. If it is, patients might avoid more invasive procedures.

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 successful, this could show that a simple biopsy is as reliable as surgery for key gastric cancer tests, potentially reducing the need for invasive procedures.
What could go wrong: This is an observational comparison, not a treatment trial. Results may not apply to all patients or change current practice.

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.

gastric adenocarcinoma gastric neoplasm

As listed by the trial registrant

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

BIOPSY ENDOSCOPY PATHOLOGY STOMACH NEOPLASMS

Contacts and locations

Locations

Fudan University Shanghai Cancer Center
RECRUITING

Shanghai, Shanghai Municipality, 200000, China

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