Ordering Recommendation
• Identify increased concentration, which is indicative of acute intravascular destruction of erythrocytes.
• Not of clinical value in the diagnosis of chronic hemolytic disorders.
Mnemonic
HGBS
Methodology
Quantitative Spectrophotometry
Performed
Sun-Sat
Reported
1-3 days
New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
Collect
Serum separator tube or plain red.
Specimen Preparation
Allow specimen to clot completely at room temperature. Separate serum from cells ASAP or within 2 hours of collection (delayed separation from cells will elevate serum hemoglobin).Transfer 2 mL serum to an ARUP Standard Transport Tube. (Min: 0.7 mL)
Storage/Transport Temperature
Refrigerated.
Unacceptable Conditions
Remarks
Stability
Ambient: 2 hours; Refrigerated: 1 week; Frozen: Unacceptable
Reference Interval
0.0-11.3 mg/dL
Interpretive Data
Compliance Category
Standard
Note
Hotline History
N/A
CPT Codes
84311
Components
Component Test Code* | Component Chart Name | LOINC |
---|---|---|
0020057 | Hemoglobin, Serum | 4635-9 |
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
- Free Hemoglobin
Hemoglobin, Serum