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Infectious Diseases – Trichomonas Vaginitis
1. What is it?
Trichomonas vaginitis is a sexually transmitted infection caused by Trichomonas vaginalis.
It commonly presents with vaginal discharge, itching, dysuria, and irritation, though some patients may be asymptomatic.
2. How is it treated?
3. What are the characteristic physical exam findings?
4. What is the key diagnostic clue on wet mount?
1. What is it?
Trichomonas vaginitis is a sexually transmitted infection caused by Trichomonas vaginalis.
It commonly presents with vaginal discharge, itching, dysuria, and irritation, though some patients may be asymptomatic.
2. How is it treated?
- Oral metronidazole is the treatment of choice
- Sexual partners must be treated concurrently to prevent reinfection
- Single-dose therapy is preferred due to better patient adherence
3. What are the characteristic physical exam findings?
- Pelvic examination may reveal a “strawberry cervix”
- This appearance is caused by multiple punctate cervical hemorrhages
4. What is the key diagnostic clue on wet mount?
- Trichomonas vaginalis is the only organism that is motile on wet mount
- Its flagella allow it to swim across the slide, making it easily identifiable
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