Summary: The purpose of this study is to evaluate the efficacy of ustekinumab compared to placebo, in combination with oral glucocorticoid (GC) taper regimen, in participants with relapsing Takayasu Arteritis (TAK).

Summary: Рrospective single-centre randomized open-label study for comparison three modes of treatment for thrombosis of varicose great saphena vein - standard medical with fondaparinux sodium for 45 days, endovenous laser ablation close to the saphenofemoral junction with a 7-day course of anticoagulation and endovenous laser ablation close to the saphenofemoral junction without the use of anticoagulants.

Summary: While the initial evolution of meningococcal meningitis (MM) is well described, there are few data on the long-term evolution, beyond 1 year.The objective of this research is to evaluate the sequelae of MM beyond 1 year in patients with a history of MM followed in Paris area, France. Most children with MM in France have been included in the MM register and are still being followed. Parents will be...

Summary: The aim of this study is to identify the optimal maintenance therapy for granulomatosis with polyangiitis (GPA) by comparing the MTX (standard regimen) with Tofacitinib in terms of efficacy, i.e. in preventing relapses.

Summary: 1. Include qualified 50 ANCA-associated vasculitis(AAV) patients; and the first 27 patients will be divided into 3 groups with different diffused tension image (DTI) parameters and to choose the best strategy；2. On baseline, 6 months after treatment and 24 months after treatment, the AAV patients will accomplish the Birming-ham vasculitis activity score(BVAS) besides DTI；3. The new serum biomarker...

Summary: The study will evaluate a new type of cyanoacrylate tissue glue Secure PortIV on the insertion site of the PICC (Peripherally inserted central catheter) or Midline catheters. Fixation of the catheter with the tissue glue should prevent incidents of mechanical and infective phlebitis as well as external migrations of the catheters.

Summary: Evidence from the COLCOT Trial has shown that anti-inflammatory effect of colchicine reduced the risk of cardiovascular events in patients with recent myocardial infarction. We hypothesized that this might be due to the improvement of the coronary plaque stability by colchicine. Optical coherence tomography (OCT) is the most precise method to detect plaque stability in clinical practice. Thus, the...

Summary: ANCA vasculitis and Sjögren syndrome are two rare diseases, and even more rarely associated. These two conditions have specific organ involvements, and specific follow-up.The Investigators hypothesise that patients with co-occurrence of these two diseases may have a singular clinical course.

Summary: Peripheral intravenous catheterization (PIVC) is the most frequent invasive clinical procedure in a hospital setting, associated with significant complication rates for the patient, compromising their well-being, as well as the quality, safety, and efficacy of the care provided. The traditional approach to PIVC is considered reactive and ineffective, resulting in the exhaustion of the patients' pe...

Summary: Systemic lupus erythematosus (SLE) is a complex heterogeneous autoimmune disease with a wide variety of clinical and serological manifestations that may affect any organ. Vasculitis prevalence in SLE is reported to be between 11% and 36%.

Summary: This randomized, double-blind, placebo-controlled trial will seek to determine the efficacy of abatacept in GCA. To examine this objective, 62 eligible patients who have newly diagnosed or relapsing GCA within 8 weeks prior to screening will be randomized at a 1:1 ratio to receive subcutaneous abatacept 125mg/week or placebo. Patients who achieve remission will remain on their blinded assignment f...

Summary: In children with Covid-19, the diagnosis of Kawasaki Disease (KD) and pneumonia should be made very quickly. However, the regional hospitals surrounding Paris don't have the required expertise. The use of MELODY allows the paediatric team to quickly carry out the necessary examinations while avoiding the movement of patients and the risk of contamination.The MELODY remote system developed by the c...