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Sedimentation Rate

Test Code
LAB547


Alias/See Also
ESR, Erythrocyte Sedimentation Rate, Sed Rate


CPT Codes
85652

Preferred Specimen
3 ml (1.0 ml minimum) EDTA (lavender) whole blood


Minimum Volume
1 ml (1.0 ml minimum) EDTA (lavender) whole blood


Instructions
Invert tube twenty times to adequately mix anticoagulant


Transport Temperature
Room temp


Specimen Stability
24 hours refrigerated or room temperature


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Frozen, clotted, or hemolyzed samples


Methodology
Quantitative capillary photometry (aggregation)

Setup Schedule
Mon- Sun


Reference Range
Female: 0-20 mm/hour. Male: 0-15 mm/hour


Clinical Significance
The rate of settling is an indication of inflammation and
increases in many diseases.


Performing Laboratory
Piedmont Athens Regional



The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.