24,000 (2007 est.) country comparison to the world: 20
Major infectious diseases:
degree of risk: high
food or waterborne diseases: bacterial diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: dengue fever, malaria, Japanese encephalitis, and plague
water contact disease: leptospirosis
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 (2009)
Nationality:
noun: Vietnamese (singular and plural)
adjective: Vietnamese