STI booklet

Question 1

Here are the major STIs, match them with a causative organisms:

• Gonorrhoea
• Chlamydia
• Trichomoniasis
• Anogenital Warts
• Herpes
• Syphilis

Answer 1

• Neisseria Gonorrhoea
• Chlamydia Trachomatis
• Trichomonas Vaginalis
• HPV 6 & 11
• HSV 1 & 2
• Treponema Pallidum

Question 2

Which STI is characterised by a thick yellow discharge along with IMB/PCB?

Answer 2

Gonorrhoea

Question 3

You suspect gonorrhoea, how do you check?

Answer 3

Swab for culture, staining & NAAT

Question 4

What Abx are used in treatment of Gonorrhoea?

Answer 4

Ceftriaxone & Azithromycin

Ceftriaxone also used for Neisseria Meningitidis
(Azithromycin also used for chlamydia)

Question 5

What complications of gonorrhoea would you warn your patient about?

Answer 5

• PID

- Epidydimitis

Question 6

Which STI is characterised by a watery discharge, dysuria & IMB/PCB?

Answer 6

Chlamydia

Question 7

How do you confirm Chlamydia and treat it?

Answer 7

Swab or urine for NAAT

Azithromycin & Doxycyclin

Question 8

What risks come with chlamydia infection?

Answer 8

• PID
• Epidydimitis

Infertility
Conjunctivitis
Reactive Arthritis (Reiter’s Syndrome)
Urethritis

Question 9

Which STI is characterised by itching & burning sensation + vesicles & ulcers & dysuria?

Answer 9

Herpes

Can also cause inguinal lymphadenopathy
Flu like symptoms
Neuralgic back, pelvic & leg pain

Question 10

How do we confirm Herpes and treat it?

Answer 10

Clinical diagnose +/- swab for PCR

Aciclovir + Lidocaine ointment

Question 11

Which STI is characterised by thin green frothy discharge & foul smell?

Answer 11

Trichomoniasis

A parasitic infection

Question 12

how do you confirm Trichomoniasis and treat it?

Answer 12

Vaginal Swab for PCR

Metronidazole (just like other parasitic infections e.g. Giardia Lamblia)

Question 13

How do we diagnose and treat Anogenital warts?

Answer 13

Clinically but can biopsy if unsure

Imiquimod
Podophyllotoxin
Cryotherapy
Diathermy

Question 14

Who gets Syphilis?

Answer 14

MSM

Question 15

How do you spot syphilis?

Answer 15

Early you get a local ulcer

Secondary syphilis can cause rash, mucosal ulcer, neuro symptoms or alopecia

Tertitary can also neuro, CV or gum symptoms

Question 16

How would you confirm and treat syphilis?

Answer 16

Clinical + Serology + PCR ulcer

Doxycycline or Benzyl Penicillin

Question 17

Which non-STI genital problem is extremely common and associated with a watery grey/yellow fishy dischare=ge

Answer 17

Bacterial Vaginosis

Question 18

How would you confirm and treat bacterial vaginosis?

Answer 18

Can do gram staining

Metronidazole (Oral/PV) and Clindamycin (PV)

Question 19

What non-sti can cause itching with a thick cottage cheese discharge?

Answer 19

Vulvovaginal Candidiasis (Vaginal Thrush)

Question 20

How do we confirm and treat Vaginal thrush?

Answer 20

Gram Stain, Culture & clinical exam

Azoles e.g. Fluconazole

Question 21

Who gets vaginal thrush?

Answer 21

Risk Factors Include:
DM
Steroid
Immunosuppression
Pregnancy

But it can be any women of reproductive age

Question 22

What does metronidazole treat?

Answer 22

• Bacterial Vaginosis (With clindamycin)

- Trichomoniasis

Question 23

What does doxycycline treat?

Answer 23

Syphilis

Chlamydia (With Azithromycin)

Question 24

What does Azithromycin treat?

Answer 24

Chlamydia (With doxycylcin)

Gonorrhoea (with ceftriaxone)