Urethritis [Men]

Valeria Fabre, M.D.
Urethritis [Men] is a topic covered in the Johns Hopkins ABX Guide.

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  • Gonococcal urethritis:5-20%
  • Non-gonococcal urethritis:
    • Chlamydia trachomatis (CT): the most frequent cause of urethritis in men accounting for 23%-55% of cases. However, the proportion of non-gonococcal urethritis (NGU) cases due to CT is declining gradually.
    • Mycoplasma genitalium: maybe the second most frequent cause of urethritis in the U.S and U.K. May account for between 15%-22% of cases of acute NGU. Also has a role in chronic NGU.
    • Trichomonas vaginalis: is the cause of only about 2% of cases of acute NGU but probably a higher proportion of chronic NGU.
    • Ureaplasma urealyticum: biovar 2 is probably a more important cause of acute NGU than previously realized. Note that organism can be cultured from 30-40% of asymptomatic men. Quantification of the organism may help establish a diagnosis (Frolund Sex Transm Infect 2011).
  • Less common: include

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Last updated: September 27, 2019