r
water contact disease: leptospirosis (2008)

Philippines
degree of risk: high
food or waterborne diseases: bacterial diarrhea, hepatitis A, and
typhoid fever
vectorborne diseases: dengue fever and malaria (2008)

Poland
degree of risk: intermediate
food or waterborne diseases: bacterial diarrhea
vectorborne disease: tickborne encephalitis
note: highly pathogenic H5N1 avian influenza has been identified in
this country; it poses a negligible risk with extremely rare cases
possible among US citizens who have close contact with birds (2008)

Russia
degree of risk: intermediate
food or waterborne diseases: bacterial diarrhea and hepatitis A
vectorborne disease: Crimean Congo hemorrhagic fever and tickborne
encephalitis
note: highly pathogenic H5N1 avian influenza has been identified in
this country; it poses a negligible risk with extremely rare cases
possible among US citizens who have close contact with birds (2008)

Rwanda
degree of risk: very high
food or waterborne diseases: bacterial diarrhea, hepatitis A, and
typhoid fever
vectorborne disease: malaria (2008)

Sao Tome and Principe
degree of risk: high
food or waterborne diseases: bacterial diarrhea, hepatitis A, and
typhoid fever
vectorborne disease: malaria (2008)

Senegal
degree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea,
hepatitis A, and typhoid fever
vectorborne diseases: Crimean-Congo hemorrhagic fever, dengue fever,
malaria, Rift Valley fever, and yellow fever
water contact disease: schistosomiasis
respiratory disease: meningococcal meningitis (2008)

Serbia
degree of risk: intermediate
food or waterborne diseases: bacterial diarrhea and hepatitis A
vectorborne disease: Crimean Congo hemorrhagic fever
note: highly pathogenic H5N1 avian influenza has been identified in
this country; it poses a negligible risk with extremely rare cases
possible among US citizens who have close contact with birds (2008)

Sierra Leone
degree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea,
hepatitis A, and typhoid fever
vectorborne diseases: malaria and yellow fever
water contact disease: schistosomiasis
aerosolized dust or soil contact disease: Lassa fever (2008)

Somalia
degree of risk: high
food or waterborne diseases: bacterial and protozoal diarrhea,
hepatitis A and E, and typhoid f