Erythrocyte Sedimentation Rate, Westergren

CERNER / EPIC MNEMONIC: ESR
POE DESCRIPTION: SEDIMENTATION RATE WEST; ESR
CPT CODE: 85651
DAYS PERFORMED: Daily, 24 hours
TURNAROUND TIME: 2-4 hours
SPECIAL INSTRUCTIONS:

This test cannot be added onto an exising sample more than 24 hours old.

CONTAINER TYPE: Lavender top (EDTA) tube; microtainers not acceptable
SPECIMEN REQUIREMENTS:

2.0 mL EDTA whole blood

REJECTION CRITERIA: Specimen clotted, >24 hours old; samples collected in microtainers
MINIMUM VOLUME: 1.0 mL EDTA whole blood
HANDLING INSTRUCTIONS: Specimen should be sent to the laboratory as soon as possible.
REFERENCE RANGE: 0-50 years of age: male: 0-17 mm/hour, female: 0-27 mm/hour; older than 50 years: slightly higher
TEST SYNONYM(S):ESR; Sed Rate; Westergren Sedimentation Rate