Beta-2 Transferrin, Fluid

Specimen Type

Test ID LAB5138
CPT Code(s) 84166
Group/Individual Test Individual
Laboratory Performed by: Special Chemistry Laboratory
Tube Station 30
Specimen Routine: 2 ml of body fluid in a sterile container; see Comments
micro: 0.5 mL minimum

Room Temperature: 4 hrs

Off Site Collections:
Submit collection container; do not aliquot; do not centrifuge
Refrigerated (2-8°C): 7 Days
Ambient: Not acceptable
Availability Routine: Performed 2 days/week, Tuesdays and Thursdays, no weekends, no holidays; Not available STAT
Turnaround Time 4 Days
Reference Range Normal: Interpretation provided on report; call (984)974-2361 with questions

Methodology: Immunofixation Electrophoresis

Beta-2 transferrin is a CSF-specific variant of transferrin and is used as an endogenous marker of CSF leakage.

Reviewed by Christopher Parker on November 01, 2021

Note: Reference ranges provided on this web site are for guidance only, and may not reflect the most recent changes. Refer to laboratory reports for current reference data.

UNC Hospitals
McLendon Clinical Laboratories
101 Manning Drive
Chapel Hill, NC 27514