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Trichomonas vaginalis
From WikEM
(Redirected from Trichomonas)
Contents
Background
- Considered an STI
- Associated with preterm birth, PID, cervical cancer, increased transmission of other STIs
Clinical Features
- Yellow, malordorous discharge
- Vaginal erythema or edema
Differential Diagnosis
Vulvovaginitis
- Bacterial vaginosis
- Candida vaginitis
- Trichomonas vaginalis
- Contact vulvovaginitis
- Atrophic vaginitis
- Lichen sclerosus
- Tinea cruris
- Chlamydia/Gonorrhea infection
Sexually transmitted diseases
Evaluation
- Wet mount shows mobile trichomonads
Management
Non-Pregnant
- Metronidazole 2g PO once or 500mg PO BID for 7 days
- Tinidazole 2g PO once
Pregnant
- Only treat if the patient is symptomatic and avoid breast feeding until 24hrs after last Metronidazole treatment and 72hrs after Tinidazole
- Metronidazole 2g PO once
Sexual Partner Treatment
- Metronidazole 500mg PO BID x 7 days or Tinidazole 2g PO once
Women with HIV Infection
- Metronidazole 500 mg PO BID x 7 days[1]
Disposition
- Outpatient
See Also
References
- ↑ CDC. Sexually transmitted diseases treatment guidelines. MMWR Recomm Rep 2010;59(No. RR-12)
