RESUMEN
Objective To determine the frequency of psoriatic arthritis [PsA] and its different clinical patterns in patients of Psoriasis
Methods In this cross-sectional descriptive study, conducted at Dermatology Unit, Civil Hospital, Karachi from January, 2015 to August, 2015, 200 patients of 18-60 year age and of either gender, having psoriasis with joint pain for at least 3 months were analyzed
Results Mean age of study population was 47.5+/-13.4 years. Out of 200 patients, 94 [47%] were male and 106 [53%] were female. 79 [39.5%] patients had PsA: oligoarthritis 26 [37%], symmetric 24 [34%], axial joint involvement 18 [25%], classical distal interphalangeal [DIP] 6 [8%] and arthritis mutilans 5[7 %]
Conclusion About one-third of psoriatic patients had PsA. Significant clinical presentations of PsA included oligoarthritis, symmetric, axial joint involvement, classical DIP and arthritis mutilans. Certain clinical features may be highly associated with the development of PsA in psoriatic patients