Infectious Diseases (IM) Flashcards
tx for syphilis in a patient with penicillin allergy or penicillin-desensitized patient
doxycycline
most infectious stage of syphilis
secondary syphilis
copper-colored wart-like lesions associated with secondary syphilis
condyloma lata
chancre in primary syphilis resolves in:
4-6 weeks
in secondary syphilis, macular rash on palm and soles appear how long after the primary chancre has healed?
2-10 weeks after chancre had healed
best initial test for gonorrhea
swab for gram stain
most accurate test for gonorrhea
NAATs (nucleic acid amplifications tests) or cultures for women
culture medium for gonorrhea
thayer martin agar
tx for gonorrhea
*treat for possible co-infection with chlamydia
Ceftriaxone or cefixime single dose, and
Azithromycin single dose or Doxycycline BID x 7d (for chlamydia)
why should NAATs or cultures be done to diagnose gonorrhea in women?
stained smears of exudates have higher sensitivity and specificity in men
- urethral exudate stained smear (men): 90% sensitivity and 99% specificity
- endocervical exudate stained smear (women): 50% sensitivity and 95% specificity
tx for PID
ceftriaxone IM single dose +
14 days of doxycycline + metronidazole
tx for vulvovaginal candidiasis
fluconazole PO/vag supp single dose
tx for trichomonas
metronidazole 2g PO single dose
*treat partner too
tx for bacterial vaginosis
metronidazole 500mg BID PO x 7d
initial test for trichomonas
wet mount preparation of discharge
