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Trichomonas vaginalis

Trichomonas vaginalis is the commonest non-viral sexually transmitted infection worldwide. It is caused by the flagellated protozoan trichomonas vaginalis

Presentation:
  • Asymptomatic in up to 50% of infections 
  • Vaginal discharge 
    • Ranges from thin to thick; classically frothy yellow but this occurs in just 30% of cases 
    • malodorous 
  • Itchiness 
  • Dysuria 
  • Dyspareunia 
  • ‘strawberry cervix’ - occurs in around 2%

It increases the risk of infection with HIV.
It is associated with adverse pregnancy outcomes such as low birth rate. 

Diagnosis
  • Microscopy 
  • Culture in Diamond’s medium 

Treatment 
1st line – metronidazole 
2nd line – tinidazole 


References:
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Abdelghafour

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Secret collector of interesting anonymised ECGs. Fan of the Bath Photomarathon. Lover of cream teas. [Sarah Hudson] (Your Picture)