Test Code Billings Clinic: 1150 Hemoglobin, Dialysis, Blood
Performing Laboratory
Billings Clinic Laboratory: Hematology
Useful For
- Screening tool to confirm a hematologic disorder
- Establish or rule out a diagnosis
- Detect an unsuspected hematologic disorder
- Monitor effects of radiation or chemotherapy
- These counts are used as clinical guides in the diagnosis and/or monitoring of many diseases.
Methodology
Photometric
Specimen Requirements
- Specimen must arrive within 24 hours of draw.
- Draw blood in a lavender-top (EDTA) tube(s).
- Send 1 mL of unprocessed EDTA whole blood.
- Do not centrifuge.
- Forward unprocessed whole blood promptly.
Reject Due To
- Clotted specimens
- Specimens containing small clots, fibrin strands or platelet clumps
- Gross hemolysis
- Samples drawn above an IV line
- Samples kept at room temperature > 24 hours after collection
Reference Values
Reference values are included with patient’s report.
Call-back values
Dialysis: <6 g/dL
Test Classification and CPT Coding
85018 - Blood count; hemoglobin (Hgb)
LOINC Code Information
Reporting Name | LOINC Code |
Hemoglobin | 718-7 |