STIs Part 2

Question 1

what is STI is caused by trichomonas vaginalis

Answer 1

Trichomoniasis

Question 2

presentation of trichomoniasis in women

Answer 2

profuse and thin, greenish frothy and foul smelling discharge
vulvitis

Question 3

true/false- trichomoniasis is usually asymptomatic in men

Answer 3

true

Question 4

complications of trichomoniasis

Answer 4

miscarriage and preterm labour

Question 5

investigation of trichomoniasis

Answer 5

vaginal swab for PCR

microscopy of discharge

Question 6

treatment for trichomoniasis

Answer 6

metronidazole

Question 7

what STI do you treat with aciclovir

Answer 7

herpes

Question 8

what condition does HPV types 6 and 11 cause

Answer 8

anogenital warts

Question 9

what types of HPV cause cervical cancer

Answer 9

HPV types 16 and 18

Question 10

true/false - genital warts occassionally present with itching and bleeding

Answer 10

true

Question 11

how is anogenital warts diagnosed

Answer 11

clinically - may consider a biopsy to rule out intraepithelila neoplasia

Question 12

treatment of genital warts

Answer 12

cryotherapy
diathermy
podophyllotoxin or imiquimod

Question 13

what are podophyllotoxin and imiquimod treatments for

Answer 13

anogenital warts

Question 14

what STD does treponema pallidum cause

Answer 14

syphilis

Question 15

describe the phases of syphilis infection

Answer 15

primary infection with a local ulcer
secondary infection with a rash, ulcer, neuro symptoms or hair loss
latent phase
tertiary infection with neuro, CVS or gummatous symptoms

Question 16

how long is the latent phase of syphilis infection

Answer 16

~2 years

Question 17

commonest complication of syphilis in the neonate

Answer 17

cranial nerve palsies

Question 18

how long is the incubation period of syphilis

Answer 18

9 to 90 days

Question 19

investigation of syphilis

Answer 19

swab of ulcer for PCR

serology for treponemal enzyme immunoglobulins

Question 20

which Ig is raised in the immediate reaction to an infetion

Answer 20

IgM

Question 21

which Ig is likely to be raised in syphilis incubated for 2 months

Answer 21

IgG

Question 22

treatment of early syphilis

Answer 22

penicillin or doxycycline

Question 23

treatment of late syphilis

Answer 23

penicillin or doxycycline