the suitability of the plasma viscosity ( pv ) test has been examined in relation to the more commonly used erythrocyte sedimentation rate ( esr ) and c-reactive protein ( crp ) estimations as a diagnostic aid in 120 outpatients with rheumatoid arthritis ( ra ) and as an index of improvement during subsequent specific antirheumatic drug treatment ( 60 outpatients ) .
C0022885
test
C1176468
erythrocyte sedimentation rate