A 33-year-old female, at 10 weeks gestation, tests positive using a nontreponemal test but negative when tested using a treponemal test. What could account for the difference in results?

Question

Quizplus · Accepted Answer

Pregnancy can cause false-positive results on nontreponemal tests for syphilis due to the production of nonspecific antibodies. Treponemal tests, which are more specific, would not be affected in the same way and can help differentiate between a true infection and a false-positive result due to pregnancy.

A 33-Year-Old Female, at 10 Weeks Gestation, Tests Positive Using