Haemophilus influenzae type B (Hib) infection (invasive) case definition

This document contains the case definitions for Haemophilus influenzae type B infection which is nationally notifiable within Australia. This definition should be used to determine whether a case should be notified.

Page last updated: 29 July 2014

Haemophilus influenzae serotype b (Hib) infection (invasive only) v1.1

Version Status Last reviewed Endorsement date Implementation date
1.1

In Laboratory definitive evidence, after “Isolation” Add “or detection” and Change “at an approved reference laboratory” to “at a jurisdictional or regional reference laboratory”

Deleteor Detection of Hib antigen in cerebrospinal fluid when other laboratory parameters are consistent with meningitis”.

CDWG 27 February 2014 CDNA 13 March 2014 1 July 2014
1.0 Initial CDNA case definition (2004).

Reporting

Only confirmed cases should be notified.

Confirmed case

A confirmed case requires laboratory definitive evidence only.

Laboratory definitive evidence

Isolation or detection of Haemophilus influenzae type b (Hib) from a normally sterile site where typing has been confirmed at a jurisdictional or regional reference laboratory.

In this section