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Clin Med - STDs
STDs
54
Other
Graduate
03/10/2010

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Cards

Term
What are some important things to consider when a patient presents with a possible STD? Notes
Definition
Determine sexual practices
identify very high risk populations
Remember that there could be multiple infections present
Determine if partner needs treatment
Term
What is the most common STD cause of nongonococcal urethritis? Notes
Definition
Chlamydia trachomatis
Term
What is the classic situation of nongonococcal urethritis? Notes
Definition
clear watery discharge, dysuria, frequency, post-mictural sensation to void, no fever, etc. U/A doesn't show anything - where is the expected UTI?
Term
If nongonococcal urethritis is known to be cause by chlamydia, what drugs do you use to treat? Notes
Definition
Clindamycin or sulfisoxazole
Term
What is the treatment for nongonococcal urethritis? Notes
Definition
1 large dose of Azythromycin
may add another abx to cover gonococcal just to be safe
Term
Between Trichomoniasis, Candidiasis, and Bacterial vaginosis, which is the least itchy? Notes
Definition
Bacterial vaginosis
Term
Between Trichomoniasis, Candidiasis, and Bacterial vaginosis, which has the greatest odor? Notes
Definition
bacterial vaginosis
Term
Describe symptoms of Trichomoniasis, Candidiasis, and Bacterial vaginosis in relation to menses. Notes
Definition
Trichomoniasis - inc. after menses
Candidiasis - inc. before menses
Bacterial vaginosis - unaffected
Term
Rank amount of discharge between Trichomoniasis, Candidiasis, and Bacterial vaginosis. Notes
Definition
Most - trichomoniasis
middle - bacterial vaginosis
least - candidiasis
Term
Describe the discharge in Trichomoniasis, Candidiasis, and Bacterial vaginosis. Notes
Definition
trichomoniasis - thin, purulent; white, yellow, green
candidiasis - thick, adherent; white cottage cheese-ish
bacterial vaginosis - thin, adherent; grayish white
Term
T/F - Notes
The pH is elevated in Trichomoniasis, Candidiasis, and Bacterial vaginosis.
Definition
False, it is not elevated in candidiasis (4.5)
Term
What type of flora are Trichomoniasis, Candidiasis, and Bacterial vaginosis? Notes
Definition
trichomoniasis - rods/coccobacilli
candidiasis - rods, yeast
bacterial vaginosis - coccobacilli
Term
T/F
PMNs are present only in trichomoniasis (not candidiasis or bacterial vaginosis).
Definition
False -they are highly present in trichomoniasis, but they may also be present in candidiasis
Term
T/F
There are clue cells in Candidiasis.
Definition
False - clue cells are seen in bacterial vaginosis.
Term
What is the treatment for trichomoniasis? Notes
Definition
Flagyl or Tindamax
Term
What is the treatment for candidiasis? Notes
Definition
diflucan
Term
What is the treatment for bacterial vaginosis? Notes
Definition
flagyl
Term
Name 8 risk factors for gonorrhea. Notes
Definition
1. black race
2. adolescent
3. multiple, casual sexual partners
4. new sexual partners
5. related drug use
6. lower socioeconomic status
7. inner city
8. Southeastern states
Term
What is the clinical presentation of a pt with gonorrhea? Notes
Definition
prurulent discharge from urethra, rectum, or endocervix; vaginal discharge without urgency or frequency, and vaginal bleeding. Anorectal - pain, pruritis, tenesmus, D/C, bleeding. Pharyngeal is usually asymptomatic.
Term
What are 4 risk factors for Pelvic Inflammatory Disease (PID)? Notes
Definition
< 20 years old
Previous PID
Douching
Bacterial vaginosis
Term
What are the signs and symptoms of PID? Notes
Definition
variable pain in low abdomen, fever, peritonitis
Term
What are some other presentations of gonorrhea? Notes
Definition
infertility
Fitz-Hugh-Curtis Syndrome (perihepatitis)
arthralgia
aysymptomatic polyarthritis - septic arthritis
dermatitis (pustules) - typically on lower legs
in children over 1 year - think sexual abuse
Term
T/F
Gonorrhea can cause PID.
Definition
True
Term
What lab tests do you run on a patient with suspected gonorrhea? Notes
Definition
Thayer-Martin culture, Gram stain (diplococcus, negative), DNA probe and ligase chain reaction
Term
What is a good treatment for gonorrhea? Why? Notes
Definition
Azithromycin 1 g single dose
because it treats both gonorrhea and chlamydia
Term
What STD is called "The Great Imitator"? Notes
Definition
Syphilis
Term
When should syphilis be considered? Notes
Definition
Any patient who has an ulcerative lesion in the genital region
Term
Describe primary syphilis. Notes
Definition
single, painless, clean based ulcer
Begins 3 weeks after infection
Resolves in 4-6 weeks
Term
Describe secondary syphilis. Notes
Definition
Maculopapular rash, generalized, including palms and soles
Fever, arthralgia, pharyngitis, lymphadenopathy
Develops 2-8 weeks after infection
Ultimately resolves
Term
Describe latent syphilis. Notes
Definition
Early late - < 1 year after infected
Late latent - > 1 year after infected
Diagnosis made only be serologic testing
Term
Describe tertiary syphilis. Notes
Definition
Neurosyphilis - attacks dorsal rami of spinal cord causing loss of sensory information
Cardiovascular - aortitis
Gumma
Manifest many years later (10, 20, 30, etc)
Term
What happens in aortitis caused by syphilis? Notes
Definition
causes separation of the layers of the thoracic aorta
Term
What happens in neurosyphilis? Notes
Definition
syphilis attacks the dorsal rami of the spinal cord which causes a loss of sensory information
Term
What is gumma? Notes
Definition
extremely rare, soft, noncancerous growth
not infectious
indicative of tertiary syphilis
Term
What are Hutchinson's teeth and what do they indicate? Notes
Definition
Notched incisors that indicate that syphilis was contracted in utero
Term
What lab tests do you run for suspected syphilis? Notes
Definition
VDRL and RPR - used for screening and to monitor patient's response to treatment
FTA-ABS - confirmatory test (because of false + VDRL)
MHA-TP (TP-PA) - equal to FTA-ABS in secondary and tertiary
Term
When might you get a false positive for VDRL and RPR? Notes
Definition
Atypical pneumonia
malaria
other bacterial/ viral infections
autoimmune diseases
IV drug users
HIV
leprosy
aged
Term
What is the first line therapy for Syphilis? Notes
Definition
Penicillin
Term
What is a Jarisch-Herheimer reaction?
Definition
A reaction that occurs when large quantities of toxins are released into the body as bacteria die

fever, chills, myalgia, headache
treat with aspirin (ASA)
Term
In what % of treated cases of syphilis does a Jarisch-Herxheimer reaction occur?
Definition
50%
Term
Why is probenecid given to syphilis patients in addition to penicillin? Notes
Definition
It prevents penicillin from being excreted by the kidney and therefore keeps the drug in the body longer
Term
T/F Notes
FTA-ABS usually remains positive for life.
Definition
True - it may revert to normal, though, so a negative test does not rule out past history
Term
When should you follow up with serologic titers for a treated patient with syphilis? Notes
Definition
6 and 12 months - or sooner
Term
What is a common cause of blindness in the world?
Definition
chlamydia infection
Term
What is the most commonly reported STD? Noes
Definition
Chlamydia
Term
What % of those with chlamydia are asymptomatic? Notes
Definition
90%
Term
What are 3 possible sequelae of chlamydia infection? Notes
Definition
PID, infertility, ectopic pregnancy
Term
Name 4 risk factors for chlamydia infection. Notes
Definition
1. 15-21 years old
2. single
3. new sexual partner
4. multiple sexual partners
Term
What laboratory tests would you run if you suspected Chlamydia? Notes
Definition
Swab specimen, PCR amplification, ligase chain reaction (to check for concurrent gonorrhea infection)
Term
How do you treat chlamydia conjunctivitis? Notes
Definition
Erythromycin ointment
Term
What treatments are there for chlamydia? Notes
Definition
Azithromycin (single dose) or doxycycline (7 days)
Term
What does Chlamydophila pneumoniae cause? Notes
Definition
may cause atherosclerosis and plaque instability
Term
What does human papilloma virus cause? Notes
Definition
genital or venereal warts; moist warts
different serotypes cause warts on any part of the body
also cause changes that may lead to cancer
Term
What is the treatment for HPV warts? Notes
Definition
Destruction
Also use vaccine to prevent (Guardisil)
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