Weil-Felix test has low sensitivity, i. This is common in the case of scrub typhus. It also shows low specificity, i. Respected sir, my son age 22 monthsmonths. His Weil Felix test results as follows. Please help me to know about this test. This site uses Akismet to reduce spam. Serum of typhus patient agglutinate in presence of non motile Proteus vulgaris OX strain. Somatic antigen O of Proteus vulgaris reacts with anti-Rickettsial antibody giving agglutination reaction.
Procedure: Weil-Felix test can be performed in slide or in test tube. Weil-Felix test by Tube method Dilute the patient serum two fold using 0. Previous Physiology of hearing.
They are closely related and are traditionally separated into 3 groups: the epidemic and endemic typhus group, scrub typhus group, and the spotted fever group. The test was developed upon the observation that certain serotypes of Proteus bacteria display antigenic cross-reactivity with Rickettsia species. Through the isolation of these Proteus antigens, a heterophile agglutination reaction was developed that could identify the presence of antibodies against the Rickettsia disease groups.
0コメント