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Labs/Biomarkers

RheumNow Podcast – ACR 20 is Coming to Town (10.30.20)

Oct 29, 2020

Dr Jack Cush overviews the RheumNow commitment, upcoming bonus coverage of ACR20 and the good news and journal reports from the past week on RheumNow.com

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Immune Necrotizing Myopathy

Oct 26, 2020

A full read review of immune-mediated necrotizing myopathy is portrayed as a distinct subtype of inflammatory myopathies first described in 2004.



This form of myositis has been associated with antibodies to signal recognition particle (anti-SRP) or anti-3-hydroxy-3-methylglutaryl-coA

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RheumNow Podcast – Back Talk: Questions from Listeners (10.23.20)

Oct 23, 2020

Dr. Jack Cush reviews the news, journal reports, survey results and "Back Talk" questions from Rheums.

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Remdesivir FDA Approved for Hospitalized COVID-19

Oct 22, 2020

The FDA has approved Gilead Sciences Inc’s antiviral drug remdesivir for treating patients hospitalized with COVID-19, making it the first and only drug approved for the disease in the United States.



FDA approved its 1st drug to treat COVID-19 -

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RheumNow Podcast – Good Time Charlie…. (10.16.20)

Oct 15, 2020

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

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Abatacept vs. Upadacitinib in Biologic Refractory Rheumatoid Arthritis

Oct 15, 2020

NEJM reports the results of the SELECT-Choice trial, a head to head study of upadacitinib (UPA) and abatacept (ABA) in biologic refractory rheumatoid arthritis (RA); 12 weeks results showed UPA was significantly more clinically effective than ABA using a DAS28-CRP remission, but ABA had fewer

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Thrombotic Risk in Rheumatoid Arthritis Linked to Disease Activity

Oct 11, 2020

A large RA cohort study from the Swedish Rheumatology Quality Register shows a higher risk of venous thromboembolism (VTE) in rheumatoid arthritis (RA)  and that risk is linked to RA disease activity. 

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Biologics Beneficial in Eosinophilic Vasculitis

Oct 08, 2020

Two biologic therapies showed promise in the treatment of refractory or relapsing eosinophilic granulomatosis with polyangiitis (EGPA) in a retrospective European study.



Among 63 patients who were treated with rituximab (Rituxan), remission or partial responses at 1 year were observed

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RheumNow Podcast – Function Follows Form (10.2.20)

Oct 01, 2020

Dr. Jack Cush reviews the news and journal articles from the past week on RheumNow.com. Regulatory approvals, update on global rheumatology alliance, smoking and psoriasis, gabapentin let down and defining difficult RA.

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RheumNow Podcast – Cardiovascular Risk in Psoriatic Disease (9.25.20)

Sep 24, 2020

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

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Livedo, Purpura and Coagulopathy in Severe COVID-19

Sep 23, 2020

JAMA Dermatology expands the spectrum of complications seen with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection describing cutaneous purpura and livedo lesions in patients with severe COVID-19.



A flurry of recent reports have described livedoid and necrotic

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CDC Reverses Guidance for Asymptomatic COVID Contacts

Sep 22, 2020

Asymptomatic people who have been exposed to COVID-19 should be tested, the CDC said on Friday, in a reversal of controversial guidance the agency introduced in late August.



It is now unequivocal, with the agency stating that for individuals without symptoms who have been in close

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CXCR3 and Restricted T Cells in Psoriatic Arthritis Inflammation

Sep 21, 2020

Research from Oxford University suggests a potential pathogenic role for the chemokine CXCR3 and clonally restricted CD8+ T cells in the pathogenesis of psoriatic arthritis (PsA) based studies of PsA synovial fluid samples obtained by arthrocentesis from 11 patients with large-joint oligo PsA

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RheumNow Podcast – Lupus Delights (9.18.20)

Sep 18, 2020

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

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Belimumab Effective in Lupus Nephritis

Sep 16, 2020

Dr. Rich Furie has lead a group of investIgators in reporting the significant efficacy of intravenous belimumab when added to standard of care induction therapy in patients with active lupus nephritis. This phase 3, 2-year study included 448 systemic lupus erythematosus patients with biopsy

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RheumNow Podcast – To Celiac Test or Not? (9.4.20)

Sep 04, 2020

Dr Jack Cush reviews the news, journal articles and takes a few Back Talk questions this week:

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Insights into Antinuclear Antibodies in Systemic Lupus Erythematosus

Sep 03, 2020

Pisetsky and Lipsky have reviewed the evolving literature on the utility of antinuclear antibodies (ANA). ANAs generated as part of an autoimmune disorder may form immune complexes that mediate pathogenesis by tissue deposition or cytokine induction.



ANAs are directed at DNA or

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CDC: COVID Seroprevalence in Health Care Workers

MMWR
Aug 31, 2020

CDC reports that gmong 3,248 healthcare personnel (HCP) observed, 6% had antibody evidence of previous SARS-CoV-2 infection; 29% of personnel with SARS-CoV-2 antibodies were asymptomatic in the preceding months, and 69% had not previously received a diagnosis of SARS-CoV-2 infection.

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Flexible polymers (PET) can be used for point-of-care diagnostics & analytics. A uric acid biosensor made to detect SUA in saliva, using PET, coated w/ uricase to detect UA; shows sensitivity, low detection limit, & wide linear range. Is this the future?

Dr. John Cush RheumNow ( View Tweet)

Aug 27, 2020

Diagnostic Accuracy of Symptoms, Signs and Labs in GCA

Aug 23, 2020

A systematic review and meta-analysis of 68 diagnostic cohort studies (14 037 patients) suggests that no one feature is more impactful that the combination of symptoms, signs, and laboratory tests to diagnose the presence giant cell arteritis (GCA).



From these analyses findings

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Selective Biologic Responses in Seropositive RA

Aug 20, 2020

The Journal of Rheuatology reports a pooled analysis of patients from 16 observational RA registries that examined the association between seropositivity (RF or ACPA) with biologic DMARDs responses; they showed better clinical responses when seropositive RA patients receive abatacept (ABA) or

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RheumNow Podcast – The Bad News That’s Fit to Print (8.21.20)

Aug 20, 2020

Dr Jack Cush reviews the news and journal reports from the past week on RheumNow: filgotinib rejection, delays in diagnosis, metformin benefits COVID, Abx and IBD, and UPA beats MTX.

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New Criteria for Discoid Lupus

Aug 19, 2020

JAMA Dermatology has proposed an initial validation of classification criteria for discoid lupus erythematosus (DLE), primarily for research purposes, but with clinical applicatility.



Candidate criteria were prospectively develped in 215 DLE patients from international

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Increased Lupus Anticoagulant Activity in COVID-19 Infection

Aug 17, 2020

JAMA Network Open reports that after adjusting for inflammation, lupus anticoagulant (LA) is significantly increased (positive) in COVID-19 patients and that LA positivity was associated with incidence risk of thrombotic events.

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NY Times article about a "guy and aching legs". 48 yrs old w/ myalgias, wt loss, SOB, sinusitis, high inflammatory markers, pulmonary infiltrates, microscopic hematuria, red & swollen ears; but no fever/chills. You're a rheumatologist, you know the Dx.
Dr. John Cush RheumNow ( View Tweet)
Aug 17, 2020
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