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Beta-2-Microglobulin, serum
| Item | Value |
|---|---|
| Approval req'd? | No |
| Available Stat? | No |
| Test code | B2MI |
| Test group | Beta-2-Microglobulin |
| Performed by | Immunology |
| In House Availability | Friday day shift only |
| Method | Turbidimetry |
| Patient Preparation | An 8 hour fast before specimen collection is preferred. |
| Collection Instructions | Avoid hemolysis. |
| Container type | Gold top or Red top |
| Amount to Collect | 1 mL blood |
| Sample type | Serum |
| Preferred volume | 0.5 mL serum |
| Min. Volume | 0.3 mL serum |
| UCSF Rejection Criteria | Hemolyzed or lipemic samples |
| Processing notes | Freeze sample at -20C. |
| Units | mg/L |
| Normal range | < 2.35 mg/L |
| Synonyms | Beta-microglobulin; Microglobulin, beta-2 |
| Turn around times | 2-8 days |
| Additional information | Patients with lymphomas, multiple myeloma, and other medical conditions may have an increased serum concentration of Beta-2-Microglobulin due to increased production. |
| CPT coding | 82232 |
| LOINC code | 1952-1 |
| Last Updated | 3/25/2013 12:52:29 PM |
| Entry Number | 112 |
If you have additional questions regarding this test, please call: 415-353-1667