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What is VDRL is a type of: September 2010 and explain in detail?
Ans. B: Slide flocculation test Venereal Disease Research Laboratory (VDRL) Test is a slide flocculation test employed in the diagnosis of syphilis. Since the antigen used in this test is cardiolipin, which is a lipoidal extracted from beef hea, it is not a specific test. This test is also classified as non-specific or non-treponemal or standard test. The antibodies reacting with cardiolipin antibodies have been traditionally (but incorrectly) termed "regain".