🦠microbiology review

Blood flukes

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

Definition

Blood flukes are parasitic flatworms that belong to the genus Schistosoma. They infect the blood vessels of their hosts, leading to schistosomiasis.

5 Must Know Facts For Your Next Test

  1. Blood flukes are treated using antiparasitic drugs, primarily praziquantel.
  2. Schistosomiasis is one of the most significant parasitic diseases affecting humans globally.
  3. The life cycle of blood flukes involves freshwater snails as intermediate hosts.
  4. Infection occurs when larvae in contaminated water penetrate human skin.
  5. Resistance to praziquantel, although rare, poses a potential challenge in treating schistosomiasis.

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