The Role of Ultrasound Across the Inflammatory Arthritis Continuum: Focus on "At-Risk" Individuals.

In Amsterdam, a prospective cohort study of 192 participants who were ACPA and/or RF positive, found that Gray Scale (GS) and PD were predictive for IA at the joint level, but this did not reach statistical significance at the patient level, meaning that there was a significance in US findings predicting which joint would progress to clinical arthritis, but not which patients would progress to IA ( 22 ).

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