ANCA-associated vasculitis analysis of 6 European registries, 3868 pts (2434 GPA, 1434 MPA), age ~57 yrs. Identified 5 clusters: 3 w/ renal dz a) variable ANCA, Hi CRP & Cr; b) MPO+; c) PR3+ & 2 extrarenal 1) PR3+ multisystem; 2) ENT w/ low CRP. Clusters better predicted outcomes… https://t.co/XZcSZ6lGjH https://t.co/yEg64YGTrA

Myositis (IIM) pts w/ ILD have higher mortality. Study of IIM (n 190) vs myositis-mimics (414) shows ILD risk incr by myositis-specific antibody (MSA) 6 fold; Ro-52 8 fold; or 20 fold with dual positivity (MSA + Ro-52 antibodies) https://t.co/oLFflVjzOb https://t.co/uzqpfBP28M

Retrospective study of 58 pts w/ #SLE concurrent with PJP infx, showed that 39% died, with many of these having diabetes and invasive ventilation. A 4 fold incr Mortality seen risk factorsHyperglycemia/DM, decreased C3, & thrombocytopenia https://t.co/CqPpRXG8mN https://t.co/GyKbiU8GWY

Diagnosing Seronegative Sjogren's Disease Sjögren disease (SjD) is highly prevalent, but diagnosis may be challenged if anti-SSA antibodies or a labial salivary gland biopsy are negative. A recent cohort analysis suggests a novel autoantibody profile has predictive value SSA… https://t.co/v1Es7vVim2 https://t.co/RKxa2Iyeq0

IV Methylprednisolone in Giant Cell Arteritis A retrospective study in giant cell arteritis (GCA) patients suggests there is no added value using higher dose, intravenous methylprednisolone (IVMP) in early GCA. https://t.co/5udYabU5z5 https://t.co/5FHhBnAX2j

Pooled data from BE MOBILE 1 & 2 RCTs shows Bimekizumab (dual-IL-17A/F inhib) may protect against uveitis in axSpA pts. N=349 pts - 0.6% BKZ vs 4.6% placebo developed uveitis (1.8 vs 15.4/100 PYs); even in pts w/ Hx of uveitis (6.2 vs 70/100 PYs; p=0.004) https://t.co/f8Uk0rEg86 https://t.co/mY1ikcGCNP

Karolinska genotyping study of 329 JIA pts (oligo 161, Seroneg Poly 87, Seropos poly 12, Stills 24, ERA 22, PsA 19). HLA-DRB1*08 linked to JIA total; The HLA-DRB1*11 to Oligo; ANA+ JIA linked to HLA-DRB1-DQA1-DQB1, HLA-DRB1*11, & HLA-DPB1*02 https://t.co/1yNawNTEys https://t.co/dmmlH0CvRi

Antibiotics May Increase Inflammatory Arthritis Risk A Danish registry study has shown that amongst those patients who develop inflammatory arthritis (IA), antibiotics use was more frequent when compared to the background population (BP) https://t.co/5CEewNqirM https://t.co/FSOFp4N6ks

Anterior Cruciate Ligament Injuries are more commone in Female Athletes compared to males playing same contact sports. From 1990-2020, ACL injuries decreased in males by nearly 30%, but did not change in women, who are also less likely to return to sport https://t.co/EiyU440vRT https://t.co/QvYiSOVQZr

Early axSpA defined by ASAS -- duration of symptoms ≤2 years; axial symptoms defined as cervical/thoracic/back/buttock pain or morning stiffness; regardless of Xray damage. ASAS community endorsed this proposal (88% in favour). https://t.co/JEviEgyIql https://t.co/jw11UsL6Iv

Novel: 2 case reports of refractory macrophage activation syndrome successfully treated w/ an investigational monoclonal Ab (MAS825 ) to IL-1β, and IL-18 https://t.co/ZqC77njbjk https://t.co/13W8RZIiRZ

Study of 425 RA pts & 36 mo. bDMARD retention rates w/ TNFi, IL-6i & ABA based on renal funct (eGFR: ≥60, 30–60, <30 mL/min) showing little effect of CKD w/ TNFi (45%, 28%, 34%), IL-6i (47%, 67%, 71%) & CTLA-4Ig (50%, 31%, 33%), maybe lower w/ TNFi & higher w/ IL6i… https://t.co/FhXoSnEfG1 https://t.co/N29nLBOoUj