KROK 1 2020 – Question 73 · KROK (Medicine) · Biology

A patient diagnosed with liver abscess was hospitalized into the surgery department. He has a history of frequent gastrointestinal disturbances. Laboratory analysis of the patient’s feces detected round cells with 4 nuclei. What species of protozoa is this patient infected with?

  1. A. Trichomonas hominis
  2. B. Entamoeba histolytica
  3. C. Trichomonas vaginalis
  4. D. Balantidium coli
  5. E. Entamoeba gingivalis
Hint

Think about which gut protozoon is able to spread to the liver, and which of its forms seen in stool has a characteristic number of nuclei.

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