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NCT07821294

Feasibility and Performance of FFPE qPCR for Detection of Clarithromycin Resistance in Helicobacter Pylori

Sponsor: Clinique Bizet

View on ClinicalTrials.gov

Summary

This prospective observational study aims to evaluate the feasibility and performance of real-time PCR (qPCR) performed on formalin-fixed, paraffin-embedded (FFPE) gastric biopsies to detect Helicobacter pylori infection and clarithromycin resistance. The study will assess whether qPCR performed on tissue samples routinely collected for histological examination can reliably identify H. pylori and mutations associated with clarithromycin resistance. Results will be compared with histology, immunohistochemistry, and bacteriological PCR. The study will also assess the potential impact of qPCR results on treatment decisions and the medical-economic impact of this diagnostic strategy.This prospective observational study aims to evaluate the feasibility and performance of real-time PCR (qPCR) performed on formalin-fixed, paraffin-embedded (FFPE) gastric biopsies to detect Helicobacter pylori infection and clarithromycin resistance. The study will assess whether qPCR performed on tissue samples routinely collected for histological examination can reliably identify H. pylori and mutations associated with clarithromycin resistance. Results will be compared with histology, immunohistochemistry, and bacteriological PCR. The study will also assess the potential impact of qPCR results on treatment decisions and the medical-economic impact of this diagnostic strategy.

Official title: Feasibility and Performance of qPCR on Formalin-Fixed, Paraffin-Embedded Gastric Biopsies for Detection of Clarithromycin Resistance in Helicobacter Pylori in Routine Clinical Practice

Key Details

Gender

All

Age Range

18 Years - Any

Study Type

OBSERVATIONAL

Enrollment

250

Start Date

2026-09-01

Completion Date

2027-08-06

Last Updated

2026-09-15

Healthy Volunteers

No

Interventions

DIAGNOSTIC_TEST

q-PCR on FFPE gastric biopsies

Real-time PCR performed on formalin-fixed, paraffin-embedded (FFPE) gastric biopsy specimens to detect Helicobacter pylori and mutations associated with clarithromycin resistance.

Locations (1)

Benkessou

Paris, France