Trichomoniasis is a topic covered in the Washington Manual of Medical Therapeutics.

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Clinical Presentation

  • Clinical symptoms of infection by Trichomonas vaginalis include malodorous purulent vaginal discharge, dysuria, and genital inflammation.
  • Examination reveals profuse frothy discharge and cervical petechiae.
  • T. vaginalis is often asymptomatic, especially in males.

Diagnostic Testing

  • NAATs and antigen detection tests are available to detect T. vaginalis and offer improved sensitivity over the traditional visualization of motile trichomonads on a saline wet mount of vaginal discharge.
  • Elevated vaginal pH (≥4.5) is usually seen.

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