Trichomonas Vaginalis Flashcards
1
Q
what is the cause of trichomonal vulvovaginitis?
A
- trichomonas vaginalis (protaozoan parasite)
- lives in vagina, skene ducts, and male/female urethra
2
Q
T/F. trichomonas is an STI.
A
true
- also fomites: swimming pools, hot tubs
3
Q
what are symptoms of trichomonas?
A
- may be asymptomatic (70%)
- frothy gray/yellow green vaginal discharge (a lot)
- pruritis, burning
- strawberry cervix (less than 2% of cases)
4
Q
how is trichomonas diagnosed?
A
- saline wet mount
- culture (gold standard)
- DNA Affirm VPIII
- NAAT (urine or vaginal swab)
5
Q
what is the treatment for trichomonas?
A
Women
1. metronidazole 500 mg orally BID x 7 days
2. tinidazole 2g orally
Men
1. metronidazole 2 g orally x 1 dose
6
Q
T/F. all pregnant women with trichomonas should be treated.
A
- metronidazole 500 mg orally BID x 7 days
7
Q
what is a common reason for treatment failure for trichomonas?
A
- reinfection
- treat all sex partners at the same time
- avoid intercourse for 7 days
8
Q
What should you use if tx filler occurs with metronidazole 2g orally in a single dose?
A
- Metronidazole 500g PO BID X 7 days
*if tx fails again (Metronidazole 2g PO once a day X 5 days
9
Q
How long should partners be instructed to avoid sex for?
A
- Until they and their sex partners are cured
*7 days
