EchinostomiasisB66.8

Author:Prof. Dr. med. Peter Altmeyer

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Last updated on: 29.10.2020

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Synonym(s)

Garrison's fluke infection

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DefinitionThis section has been translated automatically.

Trematode infection by intestinal flukes of the genus Echinostoma.

PathogenThis section has been translated automatically.

  • Trematodes: intestinal flukes of the genus Echinostoma. Over 10 different species are responsible for human infections.
  • The most common species are Echinostoma ilocanum (synonym: Echinostoma lindoense), E. malayanum, E. revolutum and Hypoderaeum conoideum.
  • First intermediate hosts are water snails, second intermediate hosts are freshwater fish and snails.
  • Adults are 5-15 mm long.
  • Infection by consumption of raw or undercooked snails or fish.

Occurrence/EpidemiologyThis section has been translated automatically.

Distribution in Indonesia, Philippines, Thailand, Taiwan.

Clinical featuresThis section has been translated automatically.

Uncharacteristic abdominal pain, meteorism, mild diarrhea, anemia, edema. In severe forms of the disease, pronounced signs of anaemia, especially cyanotic tongue base vessels and lip pallor. Occasional perianal itching.

DiagnosisThis section has been translated automatically.

  • Stool microscopy: 80-150 x 50-90 µm oval eggs.
  • Species differentiation of the eggs and differentiation between Fasciolopsis buski and Fasciola species is difficult.

TherapyThis section has been translated automatically.

  • Praziquantel: Single dose of 25 mg/kg bw p.o.
  • Alternatively albendazole: 2 times/day 400 mg p.o. for 3 days.
  • Alternatively: Niclosamide 150 mg/kg bw to a maximum of 6 g p.o. for 2 consecutive days.
  • Alternatively: Tetrachloroethylene 0,1 mg/kg bw p.o. as single dose.

ProphylaxisThis section has been translated automatically.

Avoid raw snails and fish.

LiteratureThis section has been translated automatically.

  1. Carney WP (1991) Echinostomiasis--a snail-borne intestinal trematode zoonosis. Southeast Asian J Trop Med Public Health 22 (Suppl): 206
  2. Maclean JD et al (2006) Liver, lung, and intestinal fluke infections. In: Guerrant, RL, Walker, DH, Weller, PF (Eds) Tropical Infectious Diseases: Principles, Pathogens and Practice, 2nd ed. Churchill Livingstone, Philadelphia, Chap 117. p. 1349

Authors

Last updated on: 29.10.2020

Author: Prof. Dr. med. Peter Altmeyer