🦠microbiology review

Amoebic dysentery

Written by the Fiveable Content Team • Last updated August 2025
Written by the Fiveable Content Team • Last updated August 2025

Definition

Amoebic dysentery is a severe intestinal infection caused by the protozoan parasite Entamoeba histolytica. It leads to symptoms such as diarrhea, abdominal pain, and fever.

5 Must Know Facts For Your Next Test

  1. Entamoeba histolytica is transmitted through contaminated food or water.
  2. The infection can cause both acute and chronic conditions, with potential complications like liver abscesses.
  3. Diagnosis often involves stool sample analysis to detect the presence of E. histolytica cysts or trophozoites.
  4. Treatment typically includes antibiotics such as metronidazole or tinidazole.
  5. Preventative measures include proper sanitation, hygiene practices, and avoiding consumption of untreated water.
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