S.No

Protozoan agents

Disease

Main symptom

1.

Entamoeba histolytica

Vulvovaginitis

Inflammation of vulva and vagina

2.

Giardia lamblia

Giardiasis

Diarrhoea and steatorrhea

3.

Trichomonas vaginalis

Trichomoniasis

Discharge of green mucus from vagina