Status:

RECRUITING

Determination of Microbiological Factors Associated With Poor Response to Neoadjuvant Treatment in Rectal Cancers

Lead Sponsor:

Institut du Cancer de Montpellier - Val d'Aurelle

Conditions:

Rectal Cancer

Eligibility:

All Genders

18+ years

Phase:

NA

Brief Summary

The objective of this project is to determine in a non-invasive manner (fecal samples) the predictive value of the intestinal microbiota and the presence of genotoxin-producing bacteria on the respons...

Detailed Description

Rectal cancer is the 8th leading cause of cancer in the world with more than 300,000 deaths in 2018. In addition to surgery, neoadjuvant treatment has proven its value in reducing local recurrences. E...

Eligibility Criteria

Inclusion

  • Histologically proven lower and mid-rectal adenocarcinoma at clinical stage II and III
  • Patient is to receive neoadjuvant treatment (radiochemotherapy or chemotherapy or radiotherapy). Induction chemotherapy such as folfox or folfirinox is allowed
  • Patient who has signed the informed consent of the study
  • Male or female ≥ 18 years old
  • Appropriate contraceptive measures should be used by both men and non-menopausal women before entering the trial until at least 8 weeks after the last course of radiochemotherapy. The investigator should inform the patient about the contraceptive measures to be used.

Exclusion

  • Antibiotic treatment at the time or in the month preceding stool sampling
  • Presence of an ostomy
  • Previous treatment for rectal cancer
  • Patient not affiliated to a French social protection system
  • Patient not in favour of good compliance with treatment for psychological, family, social or geographical reasons
  • Legal incapacity (Patient under curatorship or guardianship)
  • Prior radiation therapy or pelvic curia in the year prior to inclusion
  • History of other cancers in the last 5 years (except for in-situ cervical carcinomas and non-melanoma skin carcinomas treated optimally)
  • Pregnant or breastfeeding woman

Key Trial Info

Start Date :

January 14 2020

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

January 30 2030

Estimated Enrollment :

220 Patients enrolled

Trial Details

Trial ID

NCT04103567

Start Date

January 14 2020

End Date

January 30 2030

Last Update

February 12 2025

Active Locations (2)

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Page 1 of 1 (2 locations)

1

Institut régional du Cancer de Montpellier

Montpellier, Hérault, France, 34298

2

CHU Clermont-Ferrand

Clermont-Ferrand, Puy De Dôme, France, 63000