Test Code ESR Erythrocyte Sedimentation Rate (ESR), Blood
Specimen Requirements
Specimen must arrive within 24 hours of draw.
Draw blood in a lavender-top (EDTA) tube(s), and send 3 mL of EDTA whole blood. Send specimen refrigerated.
Specimen Stability
Room temp - 24 hours
Refrigerated - 48 hours
Performing Laboratory
Conway Regional Clinical Laboratory Services
Reference Values
Males: 0-15 mm/hour
Females: 0-20 mm/hour
Methodology
Westergren
Day(s) Test Set Up
Monday through Sunday
Test Classification and CPT Coding
85651