Sexually Transmitted Diseases - Trichomonas vaginalis

Question 1

Pathology : Trichomonas vaginalis.

Answer 1

1. Parasite - Unicellular flagellated (4 anterior and 1 posterior) Prozoan.

Question 2

Complication of Trichomonas vaginalis.

Answer 2

Increases the risk of :
1. HIV (damage of vaginal mucosa).
2. Bacterial Vaginosis.
3. Cervical Cancer.
4. Pelvic Inflammatory Disease.
5. Pregnancy-Related Complications (Pre-Term Delivery).

Question 3

Clinical Presentation of Trichomonas Vaginalis.

Answer 3

1. 50% Asymptomatic.
2. Symptomatic : Vaginal Discharge (Fishy Smelling Frothy Yellow-Green), Itching, Dysuria, Dyspareunia, Balanitis (Glans Penis Inflammation).

Question 4

Investigations of Trichomonas vaginalis.

Answer 4

1. Cervix Examination : Strawberry Cervix (Colitis Macularis) - Cervicitis (tiny haemorrhages on surface).
2. Vaginal pH : above 4.5 (like Bacterial Vaginosis).
3. Diagnosis : Charcoal Swab with MC&S - Posterior Fornix of Vagina > Self-Taken Vulvovaginal Swab : Women; Urethral Swab/1st Catch Urine : Men.

Question 5

Management of Trichomonas vaginalis.

Answer 5

1. Metronidazole.