Beta-2 Transferrin
| Abbrev Code: | B2TFER | ||
| Order Code: | LAB205 | Order Name: | Beta 2 Transferrin |
| Synonyms: | Cerebrospinal Fluid Detection in Body Fluid; Beta 2 Transferrin | ||
| Methodology: | Immunofixation electrophoresis | ||
| CPT Codes: | 86334 x1 | ||
| Test Includes: | Preparation and detection | ||
| Turnaround Time: | Performed Mon-Fri; results are reported the same day. | ||
| Special Instructions: | Call laboratory at 612-273-3454 for STAT requests. After hours approval page Chemistry resident at 612-899-1483. | ||
Collection Instructions
| Specimen: | Body Fluid (such as nasal, otic, etc.) |
| Optimal Volume: | 0.3 mL |
| Minimum\Peds Volume: | 0.02 mL (2 drops) |
| Container: | Plastic leakproof container, sterile |
| Collection Instructions: | Collect fluid in sterile container. |
| Causes for Rejection: | Swabs submitted. |
Processing and Shipping
| Specimen Processing: | Fluid: Aliquot 0.3 mL, 0.02 mL minimum. Store in refrigerator up to 24 hours, otherwise freeze. |
| Shipping Instructions: | Ship at refrigerated temperature to arrive within 24 hours. Alternatively, ship on dry ice. |
| Test Performed at or Referral Lab | UM Specialty Core/Prot/Endo (Sebia B) |
Interpretive
| Reference Range: | No CSF detected in body fluid is normal |
| Use: | To determine if a body fluid specimen is or contains CSF. |
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