Background: Psoriatic arthropathy is a seronegative arthropathy seen in some patients with psoriasis, a self-limited and genetically determined skin disease. Objective: To determine the prevalence and risk factors of arthropathy in patients with psoriasis. Patients and Methods: In a prospective, cross-sectional study, psoriatic patients referred to Razi Skin Hospital in Tehran, Iran in 20...

A number of different types of glycoconjugate are found associated with joint tissue and fluids, comprising glycoproteins, glycolipids and glycosaminoglycans. Oligosaccharide chains of glycoconjugates are degraded by exoglycosidases, and the dominant exoglycosidase found in human blood, synovial fluid, the synovial membrane and chondrocytes of articular cartilage is HEX (N-acetyl-β-hexosaminida...