The ‘Psoriatic Arthritis Assessment Academy’, a group of phy-

Disease assessment in psoriatic spectrum: a modular approach for use in routine clinical practice Sir, Psoriatic arthritis (PsA) is a complex condition involving periph-eral and axial joints, enthesitis, dactylitis and psoriasis,1 which all vary significantly between individuals, and all contribute to reduced quality of life.2 For a complete understanding of disease burden necessary for optimal management, all aspects of disease need assessment.3 This can be challenging in routine practice with limited time