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Sedimentation Rate, Westergren (ESR)
0040325
Ordering Recommendation

Nonspecific test used to detect inflammation associated with infections, cancers, and autoimmune diseases.

Mnemonic
WEST
Methodology
Visual Identification
Performed
Sun-Sat
Reported
Within 24 hours
New York DOH Approval Status
This test is New York DOH approved.
Submit With Order
ARUP Consult®
Disease Topics
Specimen Required
Patient Preparation
 
Collect
Black (sodium citrate). 
Specimen Preparation
Transport 2.4 mL whole blood. (Min: 2.4mL) 
Storage/Transport Temperature
Refrigerated. 
Unacceptable Conditions
Frozen specimens. Hemolyzed or clotted specimens. 
Remarks
 
Stability
Ambient: 4 hours; Refrigerated: 24 hours; Frozen: Unacceptable 
Reference Interval
Male: 0-10 mm/hr
Female: 0-20 mm/hr
Interpretive Data


Note
CPT Code(s)
85651
Components
Component Test Code*Component Chart NameLOINC
0040325Sedimentation Rate, Westergren4537-7
* 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
  • Sed rate
  • Sedimentation rate
  • Westergren sedimentation rate