Result Interpretation of RPR Test Positive test:Presence of characteristic antigen-antibody clumps (black) in the center or the periphery of the test circle indicate positive RPR test. Negative test:Absence of antigen-antibody clumps. Indicated by slight roughness and no aggregates. All reactive seru...
Thus, the clinical implications of our findings for the interpretation of RPR titers as a test of cure warrant further study. Our study has several limitations. The longitudinal data were sparse (median 5 per pregnant patient and 2 per infant). The sample size was small, particularly for the...