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עמוד בית
Thu, 05.12.24

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September 2024
Aniela Shouval MD, Shiri Keret MD, Itzhak Rosner MD, Gleb Slobodin MD

The prevalence of difficult-to-treat rheumatoid arthritis (D2T RA) varies between 5% and 25%, with females comprising the majority of patients and no difference in patient age between D2T and non-D2T RA cohorts. While several attempts to subclassify D2T RA patients into defined subgroups have been tried, the inclusion of an individual D2T RA patient to one of the predefined subgroups can be difficult or impossible as multiple factors are usually involved in the mechanisms of rheumatoid arthritis (RA) refractoriness, with the complex interplay of inflammatory, structural, social, and psychological factors being unique for each patient. More severe disease at presentation, including seropositivity and early erosion formation, and insufficiently aggressive initial treatment can both contribute to the eventual development of D2T RA. No single test or study can replace the holistic clinical approach to the diagnosis and understanding of the causation of D2T RA. Traditional in-depth clinical history and thorough clinical examination remain sine qua non in managing D2T RA patients. Multifaceted contributions of inflammatory and non-inflammatory components create the uniqueness of D2T RA and dictate a comprehensive approach to the management, including both pharmacologic and non-pharmacological therapeutic strategies. Mean annual total costs for D2T RA patients have been estimated as being about twice as high as that of patients with non-D2T RA.

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