|
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # |
Hemoglobin
Test Code510
CPT Codes
85018
Preferred Specimen
Whole blood from a full EDTA (lavender-top) tube
Minimum Volume
Microtainer 0.5 mL • 1 mL whole blood EDTA tube
Other Acceptable Specimens
Whole blood from a full EDTA (tan-top) tube
Instructions
Maintain specimen at room temperature. Do not refrigerate. If multiple draw, collect EDTA (lavender-top) tube last. Traumatic draw can introduce thromboplastin and trap WBC and platelets. Refrigeration can precipitate fibrin and trap WBC and platelets.
Note: If drawn with lead testing, EDTA (tan-top) is required.
Note: If drawn with lead testing, EDTA (tan-top) is required.
Transport Temperature
Room temperature
Specimen Stability
Room temperature: 48 hours
Refrigerated: 48 hours
Frozen: Unacceptable
Refrigerated: 48 hours
Frozen: Unacceptable
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Hemolysis • Clotted
Methodology
Electronic Cell, Sizing/Cytometry/Microscopy
Setup Schedule
Set up: Mon-Sat; Report available: 1 day
Reference Range
≤2 Weeks | 13.4-19.9 g/dL | |
1 Month | 10.7-17.1 g/dL | |
2 Months | 9.1-14.0 g/dL | |
3 Months | 9.1-14.1 g/dL | |
6 Months | 9.5-14.1 g/dL | |
2 Years | 11.3-14.1 g/dL | |
6 Years | 11.5-14.0 g/dL | |
12 Years | 11.5-15.5 g/dL |
Male (g/dL) | Female (g/dL) | |
18 Years | 12.0-16.9 | 11.5-15.3 |
>18 Years | 13.2-17.1 | 11.7-15.5 |
Clinical Significance
Usual method for determining anemia. Used to calculate indices.