STIs

Question 1

19 M with macular rash and patchy hair loss. general lymphadenopathy and flat grey white lesion in perianal area
unprotected sex 2 mo ago
what lab to order?

Answer 1

RPR

rapid plasam reagin

Question 2

19 M with macular rash and patchy hair loss. general lymphadenopathy and flat grey white lesion in perianal area
unprotected sex 2 mo ago
Dx?

Answer 2

secondary syphilis

Question 3

incubation tiem syphilis

Answer 3

3 weeks for primary
4-8 weeks for secondary
1-30 years for tertiary

Question 4

incubation time N gonorrhea

Answer 4

2-6 days

Question 5

incubation time chlamydia trachomatis

Answer 5

7-21 days

Question 6

culture in high CO2 environment

Answer 6

Neisseria gonorrhoeae

Question 7

Urethral DNA probe used to identify what

Answer 7

N gonorrhea

Chlamydia trachomatis

Question 8

condyloma lata

Answer 8

syphilis

Question 9

treatment for syphilis

Answer 9

penicillin (bicillin) IM

Question 10

26 F RLQ tenderness for rebound, low grade fever, normal bowel sounds
exudative and tender cervical examination
elevated WBC
suspect what organism

Answer 10

chlamydia trachomatis

Question 11

initial presentation HIV

Answer 11

viral syndrome
sore throat, fever, swollen lymph nodes
transient maculopapular rash

Question 12

Tx for chlamydia tachomatis

Answer 12

macrolides and tetracylines

Question 13

antibiotics to Tx chlamydia need to do what

Answer 13

disrupt cell wall synthesis

Question 14

Tx for gonorrhea

Answer 14

ceftriaxone

Question 15

35 F thin gray vaginal discharge and vulvovaginal discomgort
4 current partners
normal cervix non tender
no unusual odor, large number leukocytes and motile organisms

Answer 15

trichomonas vaginalis

Question 16

Dx gardnerella

Answer 16

KOH- whiff test

Question 17

Tx trichomonas

Answer 17

metronidazole

Question 18

interaction of metronidazole

Answer 18

alcohol

Question 19

22 M painful vesicles on glans of penis
unprotected sex one week ago
no discharge, b/l lymph node enlargement of groin
suspect?

Answer 19

HSV-2

Question 20

ulcers with irregular border and gray necrotic exudate at base, unilateral lymphadenopathy

Answer 20

haemophilus ducreyi

Question 21

granuloma inguinal, elevated granulomatous lesions

can lead to autoamputation

Answer 21

klebsiella granulomatis

Question 22

how to confirm Dx haemophilus ducreyi

Answer 22

culture

chocolate agar plate

Question 23

Tx haemophilus ducreyi

Answer 23

ceftriaxone
azithromycin
either one as single dose

Question 24

how to confirm Dx klebsiella granulomatis

Answer 24

tissue Bx

Question 25

Tx klebsiella

Answer 25

erythromycin or tetracycline for 3 weeks
or
ampicillin for 12 weeks

Question 26

confirm HSV 2

Answer 26

viral cultures and serology PCR

tzanck smear

Question 27

Tx HSV2

Answer 27

acyclovir

Question 28

24 M 8 day Hx sore throat, generalized aches fever anorexia
trunk and abdominal rash
multiple male and female partners
suspect?

Answer 28

HIV

Question 29

Sx Hep B

Answer 29

icterus, jaundice, RUQ tenderness, dark urine, light stools

Question 30

20 F EM with rash, fever, joint pain
started in right knee and moved to ankle and hip
rash is scattered painful lesion on hands and feet
suspect?

Answer 30

N gonorrhea

Question 31

disseminated gonorrhea

Answer 31

septic arthritis

necrotic pustules

Question 32

19 F with painless papule on lip and cervical lymphadenopathy
unprotected sex 1 mo ago
suspect?

Answer 32

treponema pallidum

Question 33

genital ulcer agents

Answer 33

syphilis
HSV
chancroid
lymphogranuloma venereum

Question 34

STIs that cause urethritis and cervicitis

Answer 34

N gonorrhea
chlamydia trachomatis
complicaitons like PID