Australian national notifiable diseases case definitions
Brucellosis case definition - V1.1
This document contains the case definitions for Brucellosis which is nationally notifiable within Australia. This definition should be used to determine whether a case should be notified.
Communicable Diseases Surveillance
Print friendly version of Surveillance case definition for brucellosis (PDF 10 KB)
Surveillance case definition V1.1
Version |
Status |
Last reviewed |
Endorsement date |
Implementation date |
|---|---|---|---|---|
1.1 |
1. Members agreed to add a definition for probable case requiring laboratory suggestive and clinical evidence: Probable caseA probable case requires laboratory suggestive and clinical evidence. Laboratory suggestive evidence Clinical evidence 2. The words “in parallel” were added to point 2 under “Laboratory definitive evidence”. |
CDWG 29 June 2010 | CDNA 7 July 2010 | 1 July 2010 |
| 1.0 | Initial CDNA case definition (2004) |
Reporting
Confirmed and probable cases should be notified.
Confirmed case
A confirmed case requires laboratory definitive evidence only.
Laboratory definitive evidence
1. Isolation of Brucella species
OR
2. IgG seroconversion or a significant increase in antibody level or a fourfold or greater rise in titre in Brucella agglutination titres or complement fixation titres between acute and convalescent phase serum samples. (Where possible both tests should be conducted in parallel at the same laboratory.)
Probable case
A probable case requires laboratory suggestive and clinical evidence.
Laboratory suggestive evidence
A single high Brucella agglutination titre
Clinical evidence
A clinically compatible illness.
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