latex agglutination tests meaning
Passive agglutination tests in which antigen is adsorbed onto latex particles which then clump in the presence of antibody specific for the adsorbed antigen. (From Stedman,26th ed)
- Another common laboratory test is a rapid latex agglutination test that detects the PBP2a protein.
- Apart from conventional methods of detection like direct microscopy and culture, rapid diagnostic methods to detect cryptococcal antigen by latex agglutination test, lateral flow immunochromatographic assay ( LFA ), or enzyme immunoassay ( EIA ).
- A second rapid test ( called latex agglutination test ) gave correct, positive results in 64 % of the people with the disease and it gave correct, negative results in 93 % of the people without the disease.
- A latex agglutination test may be positive in meningitis caused by " Streptococcus pneumoniae ", " Neisseria meningitidis ", " Haemophilus influenzae ", " Escherichia coli " and " limulus lysate test may be positive in meningitis caused by Gram-negative bacteria, but it is of limited use unless other tests have been unhelpful.