In response to the media queries on this issue, the Department of Health issued the following response on April15, 2015:
“Hepatitis A is a statutory notifiable infectious disease in Hong Kong. CHP will carry out epidemiological investigations for every cases of hepatitis A in due course to understand whether the patients had consumed high risk-food like shellfish and berries during the incubation period, and will implement appropriate preventive and control measures.
As of yesterday (14 Apr 2015), CHP has recorded 64 cases of hepatitisA infection this year, comprising 32 males and 32 females aged 11 to83. All patients are in stable condition with no death recorded. Amongthem, only 19 cases had consumed various types of berries, while only8 of them had consumed blueberries during the incubation period.Epidemiological investigations so far did not show sufficient evidence of epidemiological linkage between the increase of hepatitis A cases and eating blueberries.”