São Tomé & Príncipe 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 risk is present in the country. The full extent of Schistosomiasis risk is unknown due to fragmentary research:

Risk is present throughout the island of São Tomé. The highest incidence rates are reported from the districts of Lobata, Água Grande and Mé-Zóchi. The full extent of Schistosomiasis risk on the island of Príncipe is unknown.

Risk of Schistosomiasis caused by: Schistosoma guineensis

The main intermediate host snail is: Bulinus forskalii