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Schistosoma species

Schistosoma species is a topic covered in the Johns Hopkins ABX Guide.

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  • Helminths (Phylum Platyhelminthes, Class Trematoda) that cause schistosomiasis AKA blood flukes or bilharzia.
  • Highly prevalent throughout tropical and lower resource countries.
    • Freshwater infection, water mollusks intermediate hosts → infective cercariae enter skin.
    • Life cycle (schistosoma): photos of egg forms of S. mansoni, S. haematobium and S. japonicum.
  • Three major species, geographically distinct:
    • S. mansoni (Africa, Middle East, Caribbean, South America)
    • S. haematobium (Africa, Middle East)
    • S. japonicum (China, Southeast Asia, Philippines)
    • Minor species:
      • S. intercalatum (West and Central Africa, usually a cause of lower GI tract disease)
      • S. mekongi (Laos, Cambodia)

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Last updated: February 1, 2016


Auwaerter, Paul G. "Schistosoma Species." Johns Hopkins ABX Guide, The Johns Hopkins University, 2016. Pediatrics Central, peds.unboundmedicine.com/pedscentral/view/Johns_Hopkins_ABX_Guide/540496/all/Schistosoma_species.
Auwaerter PG. Schistosoma species. Johns Hopkins ABX Guide. The Johns Hopkins University; 2016. https://peds.unboundmedicine.com/pedscentral/view/Johns_Hopkins_ABX_Guide/540496/all/Schistosoma_species. Accessed April 18, 2019.
Auwaerter, P. G. (2016). Schistosoma species. In Johns Hopkins ABX Guide. Available from https://peds.unboundmedicine.com/pedscentral/view/Johns_Hopkins_ABX_Guide/540496/all/Schistosoma_species
Auwaerter PG. Schistosoma Species [Internet]. In: Johns Hopkins ABX Guide. The Johns Hopkins University; 2016. [cited 2019 April 18]. Available from: https://peds.unboundmedicine.com/pedscentral/view/Johns_Hopkins_ABX_Guide/540496/all/Schistosoma_species.
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TY - ELEC T1 - Schistosoma species ID - 540496 A1 - Auwaerter,Paul,M.D. Y1 - 2016/02/01/ BT - Johns Hopkins ABX Guide UR - https://peds.unboundmedicine.com/pedscentral/view/Johns_Hopkins_ABX_Guide/540496/all/Schistosoma_species PB - The Johns Hopkins University DB - Pediatrics Central DP - Unbound Medicine ER -