We defined an HFMD or herpangina
case as a vesicular papular rash on
the hands, feet, buttocks, and/or oral
mucosa in a resident of Qiaosi and illness
onset from April 30 to June 26,
2008. During this period, all community
clinics were instructed to refer
all suspect HFMD and herpangina
case-children to the Qiaosi or Yuhang
hospitals for diagnosis and treatment.
Community public health doctors
cansvassed all houses to enumerate
and obtain demographic data on all
children and to find additional HFMD
and herpangina case-children.