Tumor necrosis factor (TNF) inhibitors were frequently used in axSpA (53%), BD (30%) and PsA (28%), interleukin (IL)-1 inhibitors in AOSD (51%) and AID (50%), IL-6Ri in GCA (38%), IL17i in PsA (17%) and rituximab in AAV (29%). The gene discussed is TNF; the disease is anti-neutrophil cytoplasmic antibody-associated vasculitis.