DOI:
ABSTRACT
The PREMIER Cryptococcal Antigen Enzyme Immunoassay (Meridian Diagnostics) did not give discrepant results with rheumatoid factor, syneresis fluid, or serum macroglobulins from systemic lupus erythematosis patients. The Cryptococcal Antigen Latex Agglutination System (Meridian Diagnostics) did cross-react with syneresis fluid but not with the other serum factors tested.