Study of cholera epidemic and cholera surveillance system at Hai Phong city

ABSTRACT

To confirm whether cholera epidemic in Hai Phong city is current or invasive, the stool samples from old cholera cases, healthy people, acute diarrhea cases as well as samples from environment such as oyster, fish, mussel etc. were collected for isolating V.cholerae 01. Not any of them was positive with V.cholera 01. It means that there was no evidence of current cholera epidemic in Hai Phong. The new cholera surveillance system was proposed for Hai Phong city.