TPHA test -->
Treponema pallidum haemagglutination test
medical dictionary

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)