Status:

TERMINATED

Characterization of Regulatory T Lymphocytes in the Synovial Fluid of Patients Affected by Rheumatoid Arthritis.

Lead Sponsor:

University Hospital, Montpellier

Conditions:

Rheumatoid Arthritis

Swelling Joint

Eligibility:

All Genders

18-65 years

Phase:

NA

Brief Summary

In rheumatoid arthritis (RA) the clinical response to anti-TNFα is related to an increase in the number or in the function of Treg lymphocytes in the peripheral blood of patients. This observation sug...

Detailed Description

Transverse observational, monocentric exploratory study based on physiopathological evaluation Phase of identification/characterization of biomarkers. In a second phase, investigators might also consi...

Eligibility Criteria

Inclusion

  • 18 to 65 years old
  • patients with rheumatoid arthritis according to 2010 ACR/EULAR criteria
  • Patients with swelling joint suffering from an episode of acute articular flare link to RA and that requires an aspiration of joint fluid (RA with less than 3 months of evolution confirmed by clinical examination and/or joint ultrasound)
  • Patients who agreed to participate to this study and signs the informed consent form

Exclusion

  • Septic arthritis confirmed by microbiological analysis of synovial fluid
  • Osteoarthritis of the reference joint confirmed by X-ray
  • Contraindication for joint aspiration: Platelets \< 50 000/mm3, Prothrombin time \<70%, Partial Thromboplastin Time Blood Test-PTT \> 1,5 times compare to the control sample, anticoagulant therapy
  • Biotherapy (including (anti-TNF-α), corticosteroid (orally, intravenously or intra-articulary) or others immunosuppressive drug (current treatment or treatment within 3 months before joint aspiration).
  • Pregnancy, mother in the post natal period or breastfeeding.

Key Trial Info

Start Date :

October 17 2017

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

July 27 2021

Estimated Enrollment :

19 Patients enrolled

Trial Details

Trial ID

NCT03293667

Start Date

October 17 2017

End Date

July 27 2021

Last Update

September 30 2025

Active Locations (1)

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1

Lapeyronie Hospital

Montpellier, France, 34295