Trichomonas vaginalis

Question 1

Distribution of trichomonas

Answer 1

Cosmpolitan

Question 2

Habitat of trichomonas

Answer 2

• Female: vagina urethra cervix bartholin glands and uterus

- Male: urethra urinary bladder and prostate

Question 3

Stages of trichomonas

Answer 3

trophozoite only

Question 4

Morphology of trichomonas

Answer 4

• Pear-shaped, has an eccentric nucleus with karyosome
• 4 flagella and undulating membrane
• Axostyle

Question 5

Mode of infection of trichomonas

Answer 5

• Direct contact (sexual intercourse)
• Indirect contact (contaminated toilet seats….)
• From mother to infant

Question 6

Host of trichomonas

Answer 6

Human

Question 7

Pathogenesis of trichomonas in female

Answer 7

• Vaginal trichomoniasis
• Dyspareunia
• Strawberry cervix ( colpitis macularis)

Question 8

Note points about T.viginalis (females)

Answer 8

• T.viginalis infection increases infection risk of HIV
• increase freq of Connection with STIs
• linked to increase risk of cervical neoplasia
• Adverse pregnancy out come ( pneumonia and conjunctivitis)

Question 9

Pathogenesis of trichomonas

males

Answer 9

-Prostatitis
-urethritis
-symptoms(thin discharge, dysuria ,urethral pruritus)
Less common symptoms testicular pain & lower abdominal pain

Question 10

Diagnosis of trichomonas

Answer 10

• Microscopic examination of discharge
• culture of dis charge
• molecular technique(PCR HAD)

Question 11

Treatment of trichomonas

Answer 11

Metronidazole