Department
Microbiology
Delphic Registration Code (Alpha Code)
CJD
Test Code (Numeric Code)
5937
Laboratory Handling
Transport
Sample is sent internationally for testing.
Separating
See additional specimen information
Laboratory
See additional specimen information
Sample Stability
See additional specimen information
Synonyms
CJD
14-3-3 CSF Protein test
CJD marker protein
CSF 14-3-3
Protein 14-3-3
RT-QuIC
Turnaround Time
4 weeks
Specimen Type
- CSF
Specimen Type
- CSF
Specimen Requirements
Tube/Container Type:
Preferred
- CSF sterile tubes (Routine Analysis)
Preferred
- CSF sterile tubes (Routine Analysis)
Minimum Sample Volume (ml)
1
Paediatric Specimen Requirements
Tube/Container Type:
Preferred
- CSF sterile tubes (Routine Analysis)
Pre-testing Requirements
Unsuitable samples will not be tested. All samples are screened on receipt and those considered unsuitable will not be sent away. The referring clinician will be contacted upon receipt of such a sample and advised. A report will be issued.
An unsuitable sample will include the following:
Macroscopically haemorrhagic samples
Xanthochromic samples
Red blood cell counts ≥ 1250 cells E+6/L
White cell counts ≥ 10 cells E+6/L
Additional Specimen Information
Specimen Services:
DO NOT SPIN - Send sample directly to Microbiology to process - DO NOT ALIQUOT SAMPLE.
External requests: CSF samples for CJD should arrive frozen. Do NOT send CSF samples to Microbiology.
Once receipted, place samples and forms in the International Sendaway basket in Freezer 37 (-20?C freezer). Sample is sent by Special Testing Sendaway area FROZEN - Send with the University of Melbourne Lab form - Place AHSND in copy to box when registering
The sample:
Double bag, freeze and transport frozen on dry ice. You are responsible for organizing your courier service to pick up and deliver the sample to The University of Melbourne.
Please provide routine cell counts and protein levels. These results are needed for interpretation.
A copy of the original request slip and a completed specimen data sheet should accompany the sample. Please provide accurate billing details with accompanying documentation.
Last updated: 08/05/2026