PT - JOURNAL ARTICLE AU - Vinall, Phil ED - Dijkmans, Ben AC ED - McGonagle, Dennis ED - Fitzgerald, Oliver TI - PsA Best Practices in 2006 DP - 2006 Oct 01 TA - MD Conference Express PG - 31--32 VI - 6 IP - 3 4099 - http://mdc.sagepub.com/content/6/3/31.short 4100 - http://mdc.sagepub.com/content/6/3/31.full AB - Psoriatic arthritis (PsA) is a serious and progressive disease associated with significant morbidity and mortality. Defining outcome measures in PsA has been challenging because of the wide spectrum of clinical presentation, perceived low prevalence, and relapsing/remitting cycle. None of the current methods for defining outcome have been validated in PsA patients.