the assay appears positive in at least 80 % of patients in an american population with definite or probable behcet 's disease and 60 % of patients from a turkish population with definite behcet 's disease , with a false-positive rate of 6.5 % among non-behcet 's ocular inflammatory disorders with vasculitis .
C0004943
behcet 's
C0042384
vasculitis