IAMAT |International Association of Medical Assistance to Travellers| IAMAT |International Association of Medical Assistance to Travellers|

Madagascar General Health Risks: Schistosomiasis

Infection is transmitted by snails living in fresh water such as lakes, rivers, streams and ponds in Africa, and some countries in Southeast Asia, South America, and the Caribbean.

Schistosomiasis - Overview Be Aware of Schistosomiasis World Schistosomiasis Risk Chart

Schistosomiasis risk is present in most of the country, except areas described:

S. haematobium is highly endemic in the northern, western, and southern areas of Madagascar. S. mansoni is endemic throughout the country except in the northern province of Antananarivo.

Madagascar experiences high rates of internal migration which facilitates the spread of Schistosomiasis. Travellers should consider the entire island at risk. Additional snail intermediate host for S. haematobium: Bulinus obtusispira.

Risk of Schistosomiasis caused by: Schistosoma haematobium, Schistosoma mansoni

The main intermediate host snail is: Biomphalaria pfeifferi, see text above for additional intermediate snail host.


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