Epidemiology

• Which of the following statements is true about the global distribution of Iodamoeba bütschlii?

  It is more prevalent in tropical regions than in temperate regions.
• Compared to other common pathogens, such as E. coli and E. nana, the frequency of I. bütschlii infection is:

   Significantly lower
• How is Iodamoeba bütschlii transmission primarily achieved?

  Ingestion of contaminated food or drink
• In addition to contaminated food or drink, what other mode of transmission is possible for Iodamoeba bütschlii?

  Direct contact with infected individuals
• Which of the following is NOT a mode of transmission for Iodamoeba bütschlii?

  Inhalation of infectious particles