7 - STD's Flashcards
What is the most common STD in Western countries?
Chlamydia trachomatis (CT) is 3-5 x more common than gonorrhea
True or False: GC (gonorrhea), CT, and syphilis all have routes of transmission that include both sexual contact and perinatal.
true
CT usually manifests as what 3 problems in men?
1) urethritis
2) proctitis
3) epididymitis
(true for GC as well)
CT usually manifests as what 5 problems in women?
1) urethritis
2) endocervicitis
3) proctitis
4) PID
5) perihepatitis (shoe string adhesions)
(true for GC as well)
What tests will you typically run to dx CT?
1) clinical exam (yellow discharge)
2) PCR/NAAT
What is the drug of choice to tx CT?
Azithromycin 1000mg single dose
If your patient comes to you for a severe sore throat that seems to be resistant to treatment, what might you want to consider?
gonorrhea (GC)
What should you consider in your DDx for joint infections that occur in sexually active patients?
disseminated gonorrhea
Disseminated gonorrhea can commonly present as arthritis or ________________
dermatitis
How will you dx GC?
1) clinical exam
2) PCR/NAAT
What is the treatment of choice for gonorrhea?
Ceftriaxone + Azithromycin
If GC goes untreated, what are the long term consequences?
infertility, ectopic, chronic pelvic pain
What STD has the highest prevalence in urban blacks and Hispanics and includes primary, secondary, latent, and tertiary stages?
syphilis
What is the pathogen responsible for syphilis?
treponema pallidum
What is the screening lab test for syphilis?
VDRL or RPR (basically same thing)
and retest after 6 mo to get baseline
What is characteristic of primary syphilis?
painless chancre (genitalia or cervix)
What is characteristic of secondary syphilis?
condyloma latum, flat plaques
What is characteristic of late/tertiary syphilis?
destructive gummas, aortic valve problems and CNS manifestations
What are the CNS manifestations of tertiary syphilis?
dementia, foot slapping (tabes dorsalis), pupil abnormalities (Argyle Robertson)
In what stage of syphilis is a diagnosis usually made?
Latent stage as part of a screening test.
How can syphilis affect a fetus?
1) death
2) growth restriction
3) multiple anomalies which can be immediately apparent at birth or delayed
What is the tx of choice for syphilis?
1) PCN!! Especially when pregnant
2) Doxy, Tetra, Cetriaxone also used…but if patient is pregnant USE PCN, even in presence of an allergy.
True or False: You cannot get HSV 2 on/around the mouth, as it is the genital strain of herpes.
False. Both types can occur and be transmitted at both oral and genital sites
How do you dx HSV?
1) clinical exam
2) PCR
