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Erythrocyte Sedimentation Rate (ESR)

Test Name:Erythrocyte Sedimentation Rate (ESR)
Epic Order Code:LAB322  
CPT Code:85652  
Specimen(s) Type:Whole blood (microtainers not acceptable); 2.0 mL minimum volume
Acceptable Container(s):Top is purple (lavender).
Testing Schedule:24 hours/day, 7 days/week
Turn Around Time:STAT: NA
 Routine: 1 hour  
Collection Information:No special patient preparation is required. Obtain specimen by standard collection procedures.
Transport Information:Deliver to lab immediately. All specimens must be signed into the laboratory.
Reference Clients:If unable to deliver to the lab immediately, store and transport specimen at 2-8° C. Specimen must be received in the lab within 24 hours.
Causes for Rejection:Improperly labeled, incorrect container, contaminated, insufficient quantity, incorrect/delay in transport, grossly hemolyzed or lipemic, clotted.
Reference Range:Neonates, 0 to 1 month:0-2 mm/hr
 Children, 1 month - 16 yrs:0-13 mm/hr
 Female, 16 - 50 yrs:< 20 mm/hr
 Female, > 50 years:< 30 mm/hr
 Male, 16 - 50 yrs:< 15 mm/hr
 Male, > 50 yrs:< 20 mm/hr
Additional Information: