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

Country Health Advice Philippines

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 the country, areas of risk are described:

Risk is present on the following islands:

Luzon: The Irosin-Juban valley on the southern tip of the island (Sorsogon Province) and in the northeastern municipality of Gonzaga (Cagayan Province).

Mindoro: Area surrounding Lake Naujan, including the villages of Pola, Victoria and Naujan (Oriental Mindoro Province).

Samar: The entire western coastal area from Allen to Basey (Western Samar Province) and along the northern coast from Lavezares to Palapag, extending south to Las Navas (Northern Samar Province).

Leyte: The entire island (Leyte Province) except for the southern quarter (the area south of Julita and MacArthur).

Bohol: Northern coastal areas of Talibon and Trinidad (Bohol Province).

Negros: Municipality of Calatrava (Negros Occidental Province).

Mindanao: Villages along the Bay of Panquil from Tangub City to Lala and around Dipolog City (Misamis Occidental, Lanao del Norte and Lanao del Sur Provinces); in all villages in the Agusan River valley from Butuan to Compostela Valley Province; in the northern coastal peninsula area from Butuan to Tago, including the area around Lake Mainit (Surigao del Norte and Surigao del Sur Provinces); in the area around Davao and Tagum City on the Bay of Davao (Davao del Sur and Davao del Norte Provinces). Additional localized cases are present in Malaybalay and Maramag (Bukidnon Province) and Pikit (Cotabato Province). Cases have also been reported from South Cotabato, Maguindanao, and Sultan Kudarat Provinces.

Risk of Schistosomiasis caused by: Schistosoma japonicum

The main intermediate host snail is: Oncomelania quadrasi


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