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Test Code ESR Sedimentation (Sed) Rate, Blood, LAB322

Methodology

Automated Sedimentation Rate Reader Using Infrared Light Transmission

Performing Laboratory

St. Luke's Hospital Cedar Rapids

Specimen Requirements

Container/Tube:

Preferred: 2 mL Whole Blood Lavender-top (EDTA) tube
Specimen Volume: Minimum 1 mL EDTA whole blood

Stability: 4 hours at room temperature or 24 hours at 2-8oC

 

Reference Values

Males: 0-10 mm/hour

Females: 0-20 mm/hour

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

85651

Useful For

The ESR is used as a nonspecific indicator of infections, inflammatory states, autoimmune disorders and plasma cell dyscrasias.  Although it will denote the presence of disease, it does not indicate the severity.