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Treponema pallidum haemagglutination test
A highly sensitive and specific test for the serologic diagnosis of syphilis; tanned sheep red blood cells are coated with the antigen of Treponema pallidum and, following absorption of non-specific patient serum antibody, a positive reaction with tanned sheep red blood cells and patient serum indicates the presence of specific antibody for Treponema pallidum in patient serum.
Synonyms: TPHA test.
American spelling: Treponema pallidum hemagglutination test
(05 Mar 2000)
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