Beta-2 Transferrin

Last Modified: 2/13/2019 1:07:47 PM

Medical Necessity Documentation:  
Client Notes:  
Patient Preparation:  
Specimen Requirements: 0.5 mL Fluid in a sterile vial
Collection Instructions: Order must include the site and/or source of collection 

Example: Nasal, otic, or other fluids
Minimum Volume: 0.2 mL Fluid
Transport & Storage: Temperature/Stability: 7 days Ambient
7 days Refrigerated (transport)
7 days Frozen
Rejection Criteria: Cerebrial Spinal Fluid (CSF)
Reference Range:

Not detected

Critical Ranges:  
Test Comments:  
Methodology: Electrophoresis • Immunofixation
Clinical Significance: The presence of Beta-2 Transferrin in nasal or ear fluid, or in wound drainage following head trauma, surgery or from tumors or congenital malformation, clearly indicates CSF leaking into these passages or fluids creating a pathway for life-threatening central nervous system infection.
Custom Panel: No


Turn Around Time: 2 to 3 days
Days Performed: Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday
Sites Performed: Quest - Chantilly
PHL Test Code: BET2T
EPIC Test Code: LAB3000
Send Out Test Code: 10640
Included Tests:  
CPT Coding: 86335

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