Role of Protective Stoma After Primary Anastomosis for Generalized Peritonitis Due to Perforated Diverticulitis

NCT ID: NCT04604730

Last Updated: 2025-09-30

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

RECRUITING

Clinical Phase

NA

Total Enrollment

204 participants

Study Classification

INTERVENTIONAL

Study Start Date

2021-06-11

Study Completion Date

2026-12-01

Brief Summary

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This study is designed to be a multicentre, prospective, comparative, randomised trial, evaluating the efficacy of two surgical strategies for the treatment of generalised peritonitis due to perforated diverticulitis. Results will be analysed according to an intention to treat principle (after selection and patient consent). Immediately before surgery, the patient will be randomly assigned to sigmoidectomy with primary anastomosis or to sigmoidectomy with primary anastomosis and diverting stoma. Sigmoidectomy will be performed through a midline laparotomy or laparoscopically according to the standard technique. In the control arm, a protective stoma will be performed at the end of surgery. A stoma reversal operation will be performed at least 3 months after the first operation and after performing a cologram by water soluble contrast between 4 and 8 weeks to check for the absence of fistula or stenosis at the level of the anastomosis. Stoma reversal will be performed with a trephine incision.

Post-stoma closure follow-ups will be planned and all morbidity/mortality will be recorded. All patients will be examined at 6, 12, and 24 weeks after the initial surgery, in the surgical department where they were operated; a final study visit will be carried out 12 months (evaluation of primary endpoint) after surgery. The parameters explored at medical examinations will be: • Occurrence of complications • Quality of life assessment

Detailed Description

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This study is designed to be a multicentre, prospective, comparative, randomised trial, evaluating the efficacy of two surgical strategies for the treatment of generalised peritonitis due to perforated diverticulitis. Results will be analysed according to an intention to treat principle. The diagnosis will be established by the surgeon investigator on clinical data, imagery and operative findings during a laparotomy or laparoscopy. After selection and patient consent and immediately before surgery, the patient will be randomly assigned to sigmoidectomy with primary anastomosis or to sigmoidectomy with primary anastomosis and diverting stoma. Sigmoidectomy will be performed through a midline laparotomy or laparoscopically according to the standard technique, with lateral to medial mobilisation of the left colon, mobilisation of splenic flexure and identification of left ureter. The rectosigmoid junction will be exposed and transected with a stapler. Proximal section will be performed on a healthy colonic segment. The anastomosis will be performed according to the surgeon investigator's preference (mechanical or manual anastomosis; end to end or side to end).

Decisions to clean the colon intraoperatively and to place a drain will be left to the surgeon's discretion. In the control arm, a protective stoma will be performed at the end of surgery. A stoma reversal operation will be performed at least 3 months after the first operation and after performing a cologram by water soluble contrast between 4 and 8 weeks to check for the absence of fistula or stenosis at the level of the anastomosis. Stoma reversal will be performed with a trephine incision.

Post-stoma closure follow-ups will be planned and all morbidity/mortality will be recorded. All patients will be examined at 6, 12, and 24 weeks after the initial surgery, in the surgical department where they were operated; a final study visit will be carried out 12 months (evaluation of primary endpoint) after surgery. The parameters explored at medical examinations will be: • Occurrence of complications • Quality of life assessment

Conditions

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Peritonitis

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Sequential assignment
Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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Primary anastomosis without protective stoma

Primary anastomosis without protective stoma

Group Type EXPERIMENTAL

Primary anastomosis without protective stoma

Intervention Type PROCEDURE

Primary anastomosis without protective stoma

Anastomosis with protective stoma

Anastomosis with protective stoma

Group Type ACTIVE_COMPARATOR

Anastomosis with protective stoma

Intervention Type PROCEDURE

Anastomosis with protective stoma

Interventions

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Primary anastomosis without protective stoma

Primary anastomosis without protective stoma

Intervention Type PROCEDURE

Anastomosis with protective stoma

Anastomosis with protective stoma

Intervention Type PROCEDURE

Eligibility Criteria

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Inclusion Criteria

1. Age ≥ 18 years
2. Patients operated for purulent or fecal peritonitis (Hinchey grade III and IV) secondary to perforated diverticulitis of the left colon and treated by resection with primary anastomosis
3. Person informed and having signed his consent. If the patient is unable to sign his consent, the consent will be signed by his representative ((1) the trusted person, or failing that, (2) a family member, or (3) a relative of the person concerned) (Article L1122-1-1 of the CSP). In this case, consent to continue the study will subsequently be requested from the patient. --\> In addition, due to the vital urgency represented by hospitalisation in intensive care for purulent or fecal peritonitis, inclusion without prior collection of the consent of the patient or his/her representative is possible in the case where the patient is not capable of giving consent and his/her representative is not present at the time of inclusion (Article L1122-1-3 of the CSP). In this case, the patient or his/her representative will be informed as soon as possible and his/her written consent will be requested for the possible continuation of this research and the use of the data concerning him/her.
4. Patient able to comply with the study protocol, in the investigator's judgment
5. Patient affiliated with, or beneficiary of a social security (health insurance) category


1. Physical states that prevent patient participation (e.g. septic shock or multivisceral failure)
2. Steroid treatment \> 20 mg daily
3. Prior pelvic irradiation
4. Immunocompromised status
5. Known progressive cancer
6. American Society of Anesthesiologists grade IV
7. Peritonitis secondary to perforated diverticulitis of the right colon
8. Patient is a pregnant (positive blood pregnancy test) or breastfeeding (lactating) woman or intending to become pregnant during the study
9. Person deprived of liberty by administrative or judicial decision or placed under judicial protection (guardianship or supervision)
10. Simultaneous participation in another interventional research

Exclusion Criteria

1\. Failure to obtain the consent of the patient or the patient's representative
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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University Hospital, Rouen

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Valérie BRIDOUX, Pr

Role: PRINCIPAL_INVESTIGATOR

University Hospital, Rouen

Locations

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CHR Beauvais

Beauvais, Beauvais, France

Site Status NOT_YET_RECRUITING

CHU Amiens

Amiens, , France

Site Status RECRUITING

CH Beauvais

Beauvais, , France

Site Status NOT_YET_RECRUITING

CHU Besançon

Besançon, , France

Site Status NOT_YET_RECRUITING

APHP Avicenne

Bobigny, , France

Site Status NOT_YET_RECRUITING

CHU Brest

Brest, , France

Site Status RECRUITING

CHU Caen

Caen, , France

Site Status NOT_YET_RECRUITING

CHU Clermont Ferrand

Clermont-Ferrand, , France

Site Status NOT_YET_RECRUITING

APHP Henri Mondor

Créteil, , France

Site Status NOT_YET_RECRUITING

CHU Grenoble

Grenoble, , France

Site Status NOT_YET_RECRUITING

CHU Limoges

Limoges, , France

Site Status NOT_YET_RECRUITING

CHU Lyon

Lyon, , France

Site Status NOT_YET_RECRUITING

APHM Hôpital Nord

Marseille, , France

Site Status RECRUITING

APHM La Timone

Marseille, , France

Site Status RECRUITING

CHU Nancy

Nancy, , France

Site Status NOT_YET_RECRUITING

CHU Nantes

Nantes, , France

Site Status NOT_YET_RECRUITING

CHU Nimes

Nîmes, , France

Site Status NOT_YET_RECRUITING

APHP St Antoine

Paris, , France

Site Status NOT_YET_RECRUITING

CHU Rouen

Rouen, , France

Site Status RECRUITING

CHU Tours

Tours, , France

Site Status RECRUITING

Countries

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France

Central Contacts

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Valérie BRIDOUX, Pr

Role: CONTACT

02 32 88 81 42

Facility Contacts

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Francois MAUVAIS, MD

Role: primary

+33 344 11 ext. 2626

Jean-Marc REGIMBEAU

Role: primary

François MAUVAIS

Role: primary

Zaher LAKKIS

Role: primary

Christophe TRESALLET

Role: primary

Bogdan BADIC

Role: primary

Arnaud ALVES

Role: primary

Anne DUBOIS

Role: primary

Nicolas DE'ANGELIS

Role: primary

Jean-Luc FAUCHERON

Role: primary

Muriel MATHONNET

Role: primary

Eddy COTTE

Role: primary

Laura BEYER BERJOT

Role: primary

Diane MEGE

Role: primary

Adeline GERMAIN

Role: primary

Guillaume MEURETTE

Role: primary

Michel PRUDHOMME

Role: primary

Yann PARC

Role: primary

Valérie BRIDOUX

Role: primary

Mehdi OUAISSI

Role: primary

References

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Pinson J, Tuech JJ, Ouaissi M, Mathonnet M, Mauvais F, Houivet E, Lacroix E, Rondeaux J, Sabbagh C, Bridoux V. Role of protective stoma after primary anastomosis for generalized peritonitis due to perforated diverticulitis-DIVERTI 2 (a prospective multicenter randomized trial): rationale and design (nct04604730). BMC Surg. 2022 May 16;22(1):191. doi: 10.1186/s12893-022-01589-w.

Reference Type DERIVED
PMID: 35578267 (View on PubMed)

Other Identifiers

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2019/0409/HP

Identifier Type: -

Identifier Source: org_study_id

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