Error in algorithm. In the article, “Urethritis: Rapid Evidence Review,” (May 1, 2021, p. 553) the next steps in Figure 1 (page 556) after “Trichomonas vaginalis infection suspected based on risk factors or local prevalence?” were inadvertently switched. The next step after Yes should have been “Metronidazole single 2-g dose orally.” The next step after No should have been “Assess for other causes*.” The online version of this article has been corrected, and the corrected Figure 1 is reprinted below.