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Medical Term:

Treponema pallidum immobilization test


Definition: a test for syphilis in which an antibody other than Wassermann antibody is present in the serum of a syphilitic patient, which in the presence of complement causes the immobilization of actively motile T. pallidum obtained from testes of a rabbit infected with syphilis.

Synonym(s): TPI test, Treponema pallidum immobilization reaction

© Copyright 2016 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.