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AI,genes

Genetic Analysis of Asymptomatic Antinuclear Antibody Positive Patients

Jack Cush, MD

A large scale genomic population study found antinuclear antibodies (ANA) in up to 14% of the population; most with ANA are asymptomatic, and ANA production is not associated with significant genetic risk. 

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Genomics and Future Drug Targets for Osteoarthritis

EurekAlert!

A Nature article details the results of an osteoarthritis, genome-wide association study meta-analyses across up to 489,975 cases and 1,472,094 controls, establishing 962 independent associations, 513 of which have not been previously reported.

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Predictors of Developing RA

Jack Cush, MD

A prospective cohort study of seropositive arthralgia patients demonstrated that baseline characteristics and labs can be used to predict which arthralgia patients are at highest risk of developing rheumatoid arthritis (RA).

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Cancer Survival with TNF Inhibitors (3.28.2025)

Jack Cush, MD

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

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Worse Outcomes in HLA-B27+ JIA

MedPage Today

Patients with juvenile idiopathic arthritis (JIA) who carried the HLA-B27 genetic marker tended to have worse long-term outcomes, including lower rates of drug-free remission, in a prospective Scandinavian study.

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ERA, APPs, & Alpha GAL (3.21.2025)

Jack Cush, MD

Dr. Jack Cush reviews the news and journal reports from this past week on RheumNow.com.  Listen in for 2 new case questions - Ask Cush Anything.

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Axial Involvement in Psoriatic Arthritis

Jack Cush, MD

Analysis of a Greek Psoriatic Arthritis (PsA) cohort shows that nearly one quarter of patients have axial involvement, and among them, ∼30% have isolated spinal axPsA and nr-axSpA, respectively.

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World Changers (3.14.2025)

Jack Cush, MD

Dr Jack Cush and his podcast friends are out to change the world. Here is his weekly review of the news and journal reports from the past week on RheumNow.

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AI,genes

Diagnoses via Immune ‘Fingerprints’

Jack Cush, MD

Science and researchers at Stanford Medicine have reported the use of Mal-ID (machine learning for immunological diagnosis) to analyze B and T cell receptors sequences from human blood, showing the ability to predict health status (healthy vs diseased) and discriminate between distinct autoimmune diseases or viral infections, and those who had received an influenza vaccine.

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Weak Data (1.24.2025)

Jack Cush, MD

Dr. Jack Cush reviews the news and journal reports from RheumNow.com, and features Dr. Charity Dean, the Keynote speaker at RheumNow Live 2025, and why she is an inspiration.

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Worse Outcomes in HLA-B27+ JIA Patients with juvenile idiopathic arthritis (JIA) who carried the HLA-B27 genetic marker tended to have worse long-term outcomes, including lower rates of drug-free remission, in a prospective Scandinavian study. https://t.co/VEKqHvO1qw https://t.co/49y0JQL0Gr

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Dr. John Cush RheumNow ( View Tweet)
A comprehensive examination of the pathogenesis and recent advancements in Familial Mediterranean Fever (FMF). This condition results from autosomal recessive mutations in the MEFV gene, which codes for Pyrin, a crucial component of the NLRP3 inflammasome. These genetic https://t.co/XNV89LW893
Dr. John Cush RheumNow ( View Tweet)
Large GWAS study of smokers, shows that polygenic risk scores (PRS) for RA & ILD were assoc w/ their intended phenotypes in whites (OR 1.32 & 1.88, respectively) but no in blacks https://t.co/FflF2f1orq https://t.co/NlxcASrj9K

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Dr. John Cush RheumNow ( View Tweet)
New insights into Moyamyoa a complex cerebrovascular disorder affecting children/young adults w/ carotid or CV vessel narrowing; leading to CVA, Sz, HA, TIA, Cognitive Sx. Genetic mutations add to succeptibility (RNF213, ACTA2, DIAPH1, HLA). DIfficult to Dx vs Atherosclerosis.… https://t.co/LqFcU0xO3J https://t.co/CileSRAZgU
Dr. John Cush RheumNow ( View Tweet)
SOCS1 Insufficiency - a Rare Inborn Error of Immunity Lancet Rheumatology has published a population study of the rare suppressor of cytokine signalling 1 (SOCS1) insufficiency - an inborn error of immunity affecting the negative regulation of cytokine and growth factor… https://t.co/I0muoIk5GL https://t.co/jbcuAZivci
Dr. John Cush RheumNow ( View Tweet)
Risk Prediction Modeling in MDA5 Dermatomyositis Patients with Melanoma differentiation-associated gene 5 (MDA5) positive dermatomyositis (DM) are complicated and prone to interstitial lung disease, poor prognosis, and a high mortality. A new study suggests a risk prediction… https://t.co/v20ZCVZUQE https://t.co/GmWWQDpWUU
Dr. John Cush RheumNow ( View Tweet)
SLE subphenotypes predisposed by distinct genetic risk loci. Multicenter 10 yr genotyping study on 1462 SLE pts (56% w/ lupus nephritis & 43% not LN) found significantly higher polygenic risk scores (PRS); significant LN variants included HLA, TNFAIP3, BLK, & STAT4.… https://t.co/5igpgtdE1U https://t.co/5KOXRThzlk
Dr. John Cush RheumNow ( View Tweet)
SLE subphenotypes predisposed by distinct genetic risk loci. Multicenter 10 yr genotyping study on 1462 SLE pts (56% w/ lupus nephritis & 43% not LN) found significantly higher polygenic risk scores (PRS); significant LN variants included HLA, TNFAIP3, BLK, & STAT4.… https://t.co/zvYGct9aqG https://t.co/obgkHbXNWA
Dr. John Cush RheumNow ( View Tweet)
ICYMI: Sex related differences in PsA Different factors are known to influence disease characteristics and outcomes in psoriatic arthritis (PsA). Recently, there is new evidence that sex-related differences play a role not only in disease manifestations but also in efficacy and… https://t.co/60vdbWLltB https://t.co/nY1CuJhKMb
Dr. John Cush RheumNow ( View Tweet)
#CRISPR reviewed in 👇 #fibroblasts Found deletion of certain genes Ex JIA had marked change in expression Yr in Preview ACR24 @RheumNow @ACRheum Dr Chris Ritchlin 👏 https://t.co/jnmtk1eXGp

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Janet Pope Janetbirdope ( View Tweet)
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