What is it?
an inflammatory arthritis associated with psoriasis and is classed as one of the seronegative spondyloarthropathies.
It correlates poorly with cutaneous psoriasis and often precedes the development of skin lesions.
who
males and females equal
presentation
symmetric polyarthritis
assymetrical oligoarthritis
sacroilitis
DIP disease
arthritis mutilans
psoriatic skin lesions
periarticular disease
nail changes
Ix
Xray
what is seen on Xray
often have the unusual combination of coexistence of erosive changes and new bone formation
periostitis
‘pencil-in-cup’ appearance
Mx
refer to rheumatologist
NSAIDs
Monoclonal Antibodies - Ustekinumab and Secukinumab
Prognosis
better than RA