INTERNATIONAL JOURNAL OF RHEUMATIC DISEASES, vol.23, no.4, pp.511-519, 2020 (SCI-Expanded)
Purpose: The aim is to evaluate Achilles tendon enthesopathy with ultrasound (US) in ankylosing spondylitis (AS) and non-radiographic axial SpA (nr-axSpA) patients and controls, and compare these groups in terms of associations between disease activity parameters and ultrasonographic Achilles enthesitis signs.