Better health and ageing for all Australians

Australian national notifiable diseases case definitions

Hepatitis B (unspecified) case definition

This document contains the case definitions for Hepatitis B - unspecified which is nationally notifiable within Australia. This definition should be used to determine whether a case should be notified.

Australian national notifiable diseases case definitions - Hepatitis B (unspecified)

Reporting

Only confirmed cases should be notified.

Confirmed case

A confirmed case requires laboratory definitive evidence AND that the case does not meet any of the criteria for a newly acquired case.

Laboratory definitive evidence

Detection of hepatitis B surface antigen (HBsAg), or hepatitis B virus by nucleic acid testing, in a patient with no prior evidence of hepatitis B virus infection.