Trichomonas vaginalis

• Trichomonas vaginalis (no cyst stage)

  TROPHOZOITE FORM 


  Size:

  = 8-15 um to 30 um long

  Shape:

  = May appear as ovoid, round, pyriform, or pear-like

  Nucleus:

  = 1 (ONE)

  Flagella:

  = 3-5 anterior flagella

  = 1 flagellum embedded in the undulating membrane

  (1/2 of body lenght)

  Other Feature:

  = Rapid Jerky Motility

  = Median Axostyle
• CLINICAL MANIFESTATION:

  = Asymptomatic cases most frequently in males

  = Persistent urethritis / prostatitis

  = Persistent vaginitis

  + Degeneration and desquamation of the vaginal epithelium

  + Purulent secretions - " greenish" and/or "yellowish" in color

  + Itchiness and Burning sensation

  + "Strawberry Cervix"

  = Infant infections - During Childbirth
• Other Notes:

  = Ping-Pong Disease

  = Optimal pH: 5-6 pH

  Life Cycle note:

  = Sexual Contact
• TREATMENT:


  = Metronidazole, Tinidazole