STI Flashcards
What history questions are important to ask when assessing for STI
Genital symptoms -Discharge -Dysuria -Abdominal pain -skin changes -Testicular pain Systemic symptoms Partners in the past 5 years Practices Prevention (condoms, vaccinations) Pregnancy/contraception Previous STI testing IVDU Sex worker LMP, Pap
Risk factors for STI
- Previous STI
- Contact with person with STI
- Age under 25
- New sexual partner
- More than two sexual partners in the past year
- No condom use
- IVDU
- Homelessness
- Substance use
- Sex workers
- Sexual assault
Physical exam for STI
Vitals (temp) Oropharynx Inguinal lymph nodes External genitalia Perianal inspection +/- DRE Scrotum (elevate, if relieve signs for epididymitis=Prehns sign) Pelvic exam (Bimanual, speculum)
How to test for Gonorrhea
Gold Standard=NAAT swabs with culture (due to resistance)
Other options -first catch urine
How to test for Chlamydia
Naat ideally swab, less improtant to get culture vs gonorrhea
Can also be first catch urine
Testing for VRDL
Trepenomal testing (reactive for life) Non Treponomal (Acute infection)
Treatment for Gonorrhea
- also treat for chlamydia
1. Ceftriaxone 500 mg IM x1 and Azithromycin
2. Ceftriazone (Or cefixime) and Doxycycline
Gentamicin +Azithro or doxy
Chlamydia Treatment
Doxycycline 100 mg po bid x 7 days
Azithromycin 1 g po x1 (safe in pregnancy)
Treatment for Syphillis
Penicillin G IM x1 ( primary, seconday or early latent)
Pen G IM weekly x 3 weeks (tertiary)
Neurosyph=IV Penicillin
Treatment of trich
Metro
Treat the partner
Counseling around STI treatment
Treat
Abstain for 7 days
Track and treat partners (within 2 months, C+G, and 90 days for syphilis)
Report to public health
Discuss future safe sex
Consider Hep A/B vaccinations
Follow up Syphilis at 1, 3, 6, and 12 months
Risks for epididymitis
Risks for STI
Instrumentation
Hx of UTI
Strenuous exercise
DDx for Epididymitis
Torsion
Mumps
TB
Physical exam for testicular pain
- Temp
- HR
- BP
- Cremasteric
- Palpate testes and epididimi
- Prehns
Female lower pelvic pain ddx and how to diferentiate
Ectopic (HCG, US, spotting)
PID (Temp, discharge, cervical motion tenderness, WBC and elevated ESR)
Ovarian Torsion (nausea, vomiting, ultrasound)
Appendicitis (McBurney’s point, fever, nausea, diffuse to local tenderness, peritonitis)
Ovarian cyst (US, rule out others)
Constipation
Diverticulitis (LLQ, diarrhea, peritonitis)
Cystitis (Urine dip, frequency, urgency)