SarS-Cov-2 Viral Infection (COVID-19) in Patients With Chronic Inflammatory Rheumatism

Inclusion Criteria: cases * Patient with spondyloarthritis fulfilling the ASAS criteria * Patients with rheumatoid arthritis fulfilling the ACR/EULAR criteria and * Immunosuppressive therapy: Methotrexate, leflunomide, anti-TNF, Anti-IL6R, abatacept, rituximab, Jak inhibitors (tofacitinib or baricitinib) And * infected with the SarS-Cov-2 (positive PCR and/or serology and/or CT-scan) Controls: * Family cluster member confined to the same location as the index subject * Infected with the SarS-Cov-2 (positive PCR and/or serology and/or CT-scan) Exclusion Criteria: cases and controls * Pregnant woman * Breastfeeding woman * Immunosuppressed subject for members of the familiar cluster of the index subject * Patient with no social security * Patients whose freedom is limited by the judicial or administrative authority * Patients under legal protection