STI's

Question 1

cottage cheese like discharge

Answer 1

thrush (candida albicans)

Question 2

how is syphilis tested for?

Answer 2

serology - ELISA = screening test

Question 3

syphilis - what test indicates disease activity?

Answer 3

RPR

Question 4

Syphilis results - what does each mean

a) IgG
b) IgM

Answer 4

a) sign of past, treated infection OR late stage infection (only the latter will require tx)
b) active infection

Question 5

syphilis tx

Answer 5

benzathine + penicillin
1 x in early infection
3 x in late infection

Question 6

syphilis titres should decrease by ? fold by 3-6 months

Answer 6

4 fold

Question 7

what is the bacterium that causes syphilis

Answer 7

treponema pallidum

Question 8

name of the wart like lesions in syphilis

infectious or not?

Answer 8

condylomata lata

HIGHLY infectious

Question 9

signs of secondary syphilis

Answer 9

patchy alopecia
wart like lesions on palms/soles
generalised lymphadenopathy

Question 10

test used for T palladium specific antibodies

Answer 10

TPPA / VDRL

Question 11

treatment of herpes in pregnancy

a) if everything is fine
b) in the case of preterm pre-labour rupture of membranes or a spontaneous vaginal delivery

Answer 11

a) oral acyclovir 400 mg tds until delivery

b) IV acyclovir for mother/infant

Question 12

treatment of chlamydia

Answer 12

azithromycin single dose 1st line

doxycycline 7 day course 2nd line

Question 13

milky urethral discharge

Answer 13

chlamydia

Question 14

fitz high curtis syndrome

Answer 14

complication of chlamydia

piano string adhesions on surface of liver

Question 15

gonorrhoea is a ..

Answer 15

gram -ve intracellular diplococcus

Question 16

gonorrhoea incubation

Answer 16

2-5 days

Question 17

gonorrhoea tx

Answer 17

ceftriaxone IM 500 mg + azithromycin 1g

cefixime 400mg is alternative to ceftriaxone

Question 18

which requires test of cure -chlamydia or gonorrhoea?

Answer 18

gonorrhoea

Question 19

genital herpes py infection incubation

Answer 19

3 - 6 days

Question 20

prodrome to herpes

Answer 20

fever, myalgia

Question 21

management of herpes

Answer 21

oral acyclovir 400 mg TDS - 5 days
topical lidocaine if painful
saline bathing

Question 22

HPV incubation

Answer 22

3 w > 9m

Question 23

treatment for HPV

Answer 23

1st line podophyllotoxin (warticon) - use up to 12 weeks then more to 2nd line if ineffective
2nd line - imiquimoid

Question 24

what does HIV transcribe using

Answer 24

reverse transcriptase

Question 25

target site for HIV

Answer 25

CD4+ receptors