Genital Tract Infections Flashcards
What are the 2 most common viral STIs?
- HPV
2. HSV
What are the symptoms of Urethritis in men?
- Dysuria
2. Discharge from the penis
What are symptoms of Urethritis/cervicitis in women?
- Vaginal discharge
- Abnormal vaginal bleeding or spotting
- Dyspareunia
- Dysuria
- Could be asymptomatic
Which pathogens can cause Urethritis/cervicitis?
- Chlamydia
2. Gonorrhea
What comprises a relevant Hx for genital tract infections?
- New partners?
- Multiple partners?
- High-risk partners?
- Type of exposure: men, women, both?
- Anal, vaginal, oral?
- Frequency of condom use
- Past STIs
What methods are available for the Dx of STIs?
- Clinical
- Microscopy (Gram stain)
- Culture
- Ag detection
- NAAT
- Serology
Dx method for Gonorrhea and Chlamydia
- NAAT - can be done on urine
2. Can also do Gram stain and culture
Tx for Gonorrhea
- Increasing resistance
2. Cefixime or IM Ceftriaxone + azithromycin
Tx for Chlamydia
- Doxycycline or azithromycin
What else is involved in the Tx of STIs besides drugs?
- Reportable infection?
- Partner notification
- Counselling
- Test for other STIs
- Check vaccination status for Hep B and HPV
<p>
| What is PID?</p>
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| PID = Pelvic Inflammatory Disease Infection of the female upper genital tract (endometrium, Fallopian tubes)</p>
What causes PUD?
- Polymicrobial infection (STI + endogenous flora)
What are the S/S’s of PUD?
- Abdominal pain
- Fever
- Lower abdominal tenderness
- Cervical motion tenderness
- Adnexal tenderness
What is the Tx for PUD?
Antibiotics to cover STI + endogenous flora
What complications arise from scarring due to PUD?
- Infertility
- Ectopic pregnancy
- Chronic pelvic pain
What elements are involved in the Dx of PUD?
- Clinical
- Test for Gonorrhea/Chlamydia
- Imaging
- Possible OR
What are characteristics of Genital Ulcer Disease (GUD)?
- Ulcers, erosive, vesicular
2. Lymphadenopathy
What causes GUD?
- HERPES SIMPLEX VIRUS (HSV-1 or HSV-2)
2. Syphilis - less common (Treponema pallidum)
Presentation of primary HSV infection (genitals)
- May be asymptomatic
- Painful vesiculo-ulcerative lesions
- Fever
- Tender lymphadenopathy
What is an atypical presentation of primary HSV infection (genital)?
- Urethritis/cervicitis
2. Aseptic meningitis
Where does HSV go during latency (genital)?
Sacral sensory ganglion
What are some characteristics of recurrent genital HSV infections?
- Prodromal symptoms (burning, itching, tingling)
- Not as bad as primary episode
- Become less frequent and less severe over time
How do you Dx HSV?
- Viral swab for HSV PCR
What is the Tx for HSV infection?
- Valacyclovir
- Famiciclovir
- Acyclovir
What is characteristic of primary syphilis?
Painless chancres
How do you Dx Syphilis?
- Serology (RPR or VDRL)
2. Can take fluid from chancre for staining or PCR
What is the Tx for Syphilis?
IM benzathine penicillin
What are 3 causes of vaginal discharge?
- Bacterial vaginosis
- Vulvovaginal candidiasis
- Trichomonas
Bacterial vaginosis is the most common cause of vaginal discharge, what is it a result of?
Overgrowth of genital tract organisms
What is Trichomonas?
- Vaginal discharge caused by the protozoan Trichomonas vaginalis
- This is an STI
What diagnostics can be done for vaginal discharge?
- Vaginal swab
- Gram stain
- ELISA for trichomonas Ag
Tx for Vulvovaginal candidiasis
- OTC antifungal cream
- Fluconazole PO
- Eliminate risk factors (i.e. antibiotics)
Tx for Trichomonas
- Tx pt and partners with Metronidazole
When and how should you Tx Bacterial Vaginosis?
- Tx if symptomatic and/or pregnant
- Use Metronidazole or Clindamycin (PO or topical)
- Don’t Tx partners
What causes Prostatitis?
- Gram -ve bacilli (i.e. E. coli)
2. Not usually an STI
How to Dx Prostatitis
- Clinical - Hx and tender/mushy prostate on exam
- Urine microscopy (WBCs)
- Urine culture
- Blood culture
Tx for Prostatitis
- Antibiotics that cover Gram -ve bacilli (cipro, TMP-SMX)
2. Tx for 4-6 weeks
Clinical presentation of Prostatitis
- Fever
- Chills
- Dysuria
- Pelvic pain
What should you screen all pregnant women for?
- HIV
- Hep B
- Chlamydia
- Gonorrhea
- Syphilis
What 2 things does HPV cause?
- Warts
2. Cancer
What HPV strains cause anogenital warts (AKA Condyloma acuminata)?
HPV 6 and 11
Which HPV strains cause cervical cancer?
HPV 16 and 18
What are the 2 HPV vaccine available?
- Gardasil - (quadravalent) against 6, 11, 16, and 18
2. Cervarix - (bivalent) against 16, 18
How can you Dx HPV?
- Pap tests
2. HPV DNA
What is the Tx for HPV?
- Ablation for warts/pre-cancer
2. Test for other STIs
What are the 2 most common bacterial STIs?
- Chlamydia
2. Gonorrhea