Test Code 3500759013 14-3-3 Protein Tau, Total, CSF
Additional Codes
ARUP Test Code: 3001255; ARUP Mnemonic: 14-3-3 TAU
Performing Laboratory
ARUP Laboratories
Specimen Requirements
Please submit the following specimen:
Specimen Type: CSF
Container/Tube: CSF sterile container
Additional Instructions:
Patient must be 12 years of age or older.
The first 2 mL of CSF that flows from the tap should be discarded.
TML Lab: Transfer 5 mL CSF to ARUP Standard Transport Tubes and freeze immediately. (Min: 2 mL)
Test is not performed at ARUP; separate specimens must be submitted when multiple tests are ordered.
Completed requisition form required.
Specimen Transport Temperature
Frozen
Storage Temp Stability
Ambient: 48 hours
Refrigerated: 2 weeks
Frozen: Indefinitely (One freeze/thaw cycle is acceptable)
Methodology
Qualitative Western Blot/Quantitative Enzyme-Linked Immunosorbent Assay/Qualitative Real-Time Quaking-Induced Conversion
Reference Range
See Report
Day(s) Test Set Up/TAT
Varies
TAT: 7-17 days
CPT Code
86317; 84182; 0035U
Alias(es)
CJD
Creutzfeldt-Jakob Disease
Human Prion Disease
RT QuIC