ENNIOLUBRANO,ANTONIOSPADARO,WENDYJ.PARSONS,MARIANGELAATTENO, andNICOLAFERRARA

Psoriatic arthritis (PsA) is a chronic inflammatory disease characterized by the association of arthritis and psoriasis and with a variable clinical course. Some patientshavemilddiseasethatmayberesponsivetother apeutic intervention, while others have erosive arthritis that is often refractory to several treatments and poten tiallyassociatedtofunctionaldisabilityandpoorquality of life 1. The role of disability in PsA was compared to thatofpatientswithrheumatoidarthritis(RA)bySokoll andHelliwell,andresultsshowedthatfunctionandqualityweresimilarforbothgroups 2. Different therapies have been proposed and adopted for the various manifestations of PsA; some were bor rowed from other types of inflammatory arthritis, i.e., RA and ankylosing spondylitis (AS). Recently the GRAPPAgroup(GroupforResearchandAssessmentof Psoriasis and Psoriatic Arthritis) proposed an evidence -based approach and basis for treatment guide lines 1. In particular, in the axial subset of the disease, rehabilitationplaysanimportantroleinthemanagement ofthePsA,evenifverylittlestudyevidenceisavailable onthisdiseaseandalthoughamajorityofthedatawere “imported” from AS. However, Nash proposed, after a