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Mycoplasma genitalium

Mycoplasma genitalium (Mgen) causes few and often no symptoms.

It is passed on through vaginal or anal sex without a condom with someone who has the infection. It cannot be caught by kissing, hugging, sharing baths or towels, using swimming pools or from toilet seats.


Symptoms for people with a vagina 

  • Vaginal itching
  • Burning when peeing
  • Pain during sex
  • Bleeding between periods or after sex
  • Unusual discharge from the vagina
  • Pain in the lower abdomen

Symptoms for people with a penis 

  • Burning when peeing
  • Pain in the testicles
  • Discharge from the penis
  • Inflammation in the rectum causing anal pain and discharge

Download our patient leaflet for more information.