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| | eMedicine - Urethritis, Male : Article by Walter Elrod, MD (Site not responding. Last check: 2007-11-03) |
 | | Infectious causes of urethritis are typically sexually transmitted and categorized as gonococcal urethritis (GCU), due to infections of Neisseria gonorrhoeae, or nongonococcal urethritis (NGU), which follows infection with Chlamydia trachomatis, Ureaplasma urealyticum, Mycoplasma hominis, or Trichomonas vaginalis. |
 | | Rare infectious causes of urethritis include lymphogranuloma venereum, herpes genitalis, syphilis, mycobacterium, and typical bacteria (usually gram-negative rods) associated with cystitis in the presence of urethral stricture. |
 | | Urinalysis is not useful in urethritis, except for excluding cystitis or pyelonephritis, which may be necessary in cases of dysuria without discharge. |
| www.emedicine.com /emerg/topic623.htm (2879 words) |
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