Dutch study of 644 t Early Psoriatic Arthritis pts shows that 17% had no psoriasis (PASI = 0), 71% had mild psoriasis (PASI < 7), 9% moderate psoriasis (7–12) and 4% had severe psoriasis (PASI > 12). PASI didnt fluctuate much in 1st year https://t.co/XW3QhJ65Oz