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Labs/Biomarkers

A Patient’s Plea for a New Paradigm in Autoimmune Disease

A current article in Nature Reviews Rheumatology has a patient boldly asking why we rheumatologists aren't more like her oncologists?

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Metabolic Syndrome Predicts Cardiovascular Outcomes in Inflammatory Arthritis

Chronic inflammatory arthritis (CIA) is associated with elevated cardiovascular risk. While metabolic syndrome (MetS) is prevalent, how much it contributes to adverse clinical outcomes is unclear.

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Among 1074 #PsA tested annually, RF positivity was found in 16.1% overall (5.1% RF+ at baseline). RF+ rediced odds of MDA (OR 0.53) w/ incr risk of bDMARD discontinuation (OR 2.65) https://t.co/AmG6hkWABW https://t.co/MYhkfxAh0r
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Study of 216 RA pts - Serum IL-8 independently assoc w/ RA Dz activity. CRP & IL-6 significantly associated w/ higher IL-8 levels, but RF & CCP did not. IL-8 also correlated w/ CV risk (SCORE2) & carotid intima media thickness https://t.co/aqUoAeXFFP https://t.co/ZW7OAx8YGK
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Dental study from India assessed periodontal Dz (PD) in 170 RA vs 170 non-RA pts. RA had more PD, ^ESR, more mild PD (39% v 29%). DAS-28 correlated w/ PD severity. Pts w/ periodontitis had 3X ods of RA (OR = 2.9) /https://t.co/bvOnFzbRcd https://t.co/cSxfiIR4iS
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Arthralgia w/ HIGH ACPA level >3x ULN) has a 30–50% probability of being diagnosed with RA within 3–5 years https://t.co/iJTyMQM480

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Severe thrombocytopenia (TP) assoc w/ severe APS & increased mortality. Retro study of 432 #APS pts - 142 w/ TP (33%): 13% severe TP (<50L G/L). Severe TP assoc w/ ITP & CAP -had higher mortality https://t.co/7f8VpIcEJy

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Severe thrombocytopenia (TP) assoc w/ severe APS & increased mortality. Retro study of 432 #APS pts - 142 w/ TP (33%): 13% severe TP (<50L G/L). Severe TP assoc w/ ITP & CAP -had higher mortality https://t.co/p0bvLKupUe

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Prescribing Lessons (4.17.2026)

Dr. Jack Cush reviews the news and journal articles from this past week on RheumNow.com.

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Still's Disease Update

Arthritis Research & Therapy has published an overarching review of Still's disease - claiming it to be a single acquired and complex autoinflammatory disease in which both pediatric and adult forms share core pathogenic mechanisms, genetic associations and clinical presentations, with minor

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Potential new mechanism of MTX Effx - MTX polyglutamates accumulates in monocytes by D5, modulates transcriptional signature “non-classical monocyte”-assoc genes by Wk4, & predicts MTX responses https://t.co/g14GONKgvq https://t.co/oyoua9xAN4
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Screening High Risk Myositis Patients for Cancer

An Italian retrospective study of 411 idiopathic inflammatory myopathies (IIM) patients applied IMACS criteria to assess the risk of cancer and found significantly more cancers in those at high risk.

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Top Four and More (4.10.2026)

Dr. Jack Cush reviews the news and journal reports from RheumNow.com this week - including his top four favorite subjects.

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JAMA Guideline on the Management of Crohn Disease

JAMA has published a current Clinical Guidelines Synopsis on the Management of Crohn Disease (CD) in Adults.

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Machine learning predicts macrophage activation syndrome in adult Still's disease - 312 AOSD - XGBoost model had 5 predictors: ferritin, splenomegaly, Plt#, cholesterol, & ESR (AUC 0.839, sensit 0.824, specificity 0.710. https://t.co/QrogaCYPCT https://t.co/Z6WgCnFTfx
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"When there are conflicting diagnostic possibilities, trust your excellent history and physical examination more than laboratory testing and imaging." - Arthur Weinstein, MD

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What’s New PsA? (4.3.2026)

Dr. Jack Cush reviews the news and major articles from this week, including FDA safety warnings, reports from AAD, PsA trials.

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Advanced Practice Rheum: Rheumatoid & Inflammation Testing In this review, we'll be talking about labs, inflammation, and tests for rheumatoid arthritis. https://t.co/UbEoBz37hT https://t.co/V9WzfRtbFQ
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FDA Safety Warning: Avacopan and Serious Liver Injury

Yesterday the FDA issued a Drug Safety Communication alerting patients and health care professionals about postmarketing identification of serious (drug induced) liver injury, including fatal cases, associated with the use of avacopan (Tavneos) in patients with ANCA- associated vasculitis.

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Review: Rheumatoid Arthritis–Associated Interstitial Lung Disease

RA-ILD represents the most severe extra-articular manifestation of rheumatoid arthritis, affecting an estimated 1% of the adult population in the US and Northern Europe. Prevalence estimates vary widely  (up to 58%), reflecting different diagnostic criteria, imaging modalities, and study

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Advanced Practice Rheum: Rheumatoid & Inflammation Testing In this review, we'll be talking about labs, inflammation, and tests for rheumatoid arthritis. https://t.co/UlBuUhtB01 https://t.co/09OEk1OLs2
Dr. John Cush @RheumNow( View Tweet )
A retrospective cohort study of 195 renal Bx from 135 Lupus Nephritis pts, Mod-Severe interstitial fibrosis and tubular atrophy (IFTA) strongly assoc w/non-renal response & ESRD progression (HR 8.9) (also w/ age, SLE duration, prior LN flares, higher chronicity index) https://t.co/773xsk6IHZ
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Moral Distress (3.27.2026)

Dr. Jack Cush reviews the journal reports and news from RheumNow.com.  This week we discuss moral distress, FM in PsA, Lyme Vax is back & hidden but tangible benefits of the MDHAQ.

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Predictors of Response in Lupus A systematic review suggests that traditional measures (serologies and disease activity) are superior to biomarkers in predicting response to biologics in systemic lupus erythematosus (SLE) patients. https://t.co/7YuYpoDctR https://t.co/J5VLrkDQ6G
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A retrospective cohort study of 195 renal Bx from 135 Lupus Nephritis pts, Mod-Severe interstitial fibrosis and tubular atrophy (IFTA) strongly assoc w/non-renal response & ESRD progression (HR 8.9) (also w/ age, SLE duration, prior LN flares, higher chronicity index) https://t.co/3JGLi5R5Fs
Dr. John Cush @RheumNow( View Tweet )
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