Articles By Nelly Ziade

GRAPPA vs. EULAR on Complex/Difficult-to-Manage Psoriatic Arthritis
The “Difficult” framework has now reached PsA. At EULAR 2025, two independent definitions were presented: one by the Group for Research and Assessment of Psoriasis and Psoriatic Arthritis and another by EULAR. This short review explores the similarities and differences between these definitions and discusses their potential implications for clinical practice and research, especially for the increasingly perplexed rheumatologist.
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Predicting Psoriatic Arthritis in Psoriasis: How Close Are We?
Psoriatic arthritis (PsA) affects approximately 30% of patients with psoriasis (PsO), and diagnostic delays are associated with worse prognosis, making early detection crucial. At EULAR 2025, several studies highlighted progress in prediction strategies. Here's my review of three of them.
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Difficult-to-Manage AxSpA: Global Prevalence and Associated Factors
The concept of Difficult-to-Manage (D2M) axial spondyloarthritis (axSpA) is a recent development, with the first expert consensus definition published by the Assessment of SpondyloArthritis International Society (ASAS) earlier this year. This unified definition has stimulated a wave of new research globally, with multiple studies analysing D2M axSpA in diverse clinical cohorts.
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