SED RATE BY MODIFIED WESTERGREN, MANUAL

Clinical Significance
Sed Rate by Modified Westergren, Manual - Useful in differentiating inflammatory and neoplastic diseases and as an index of disease severity.

Preferred Specimen(s)
Whole blood: Full EDTA (lavender-top) tube

Minimum Volume
2 mL

Collection Instructions
Maintain specimen at room temperature. If multiple draw, collect lavender-top tube last.

Transport Container
EDTA (lavender-top) tube

Transport Temperature
Room temperature

Specimen Stability
Room temperature: 24 hours
Refrigerated: 24 hours

Reject Criteria
Hemolysis • Samples >24 hours old • Clotted • Cold agglutinins

Setup Schedule

Methodology
Modified Westergren

Reference Range(s)
     Male    Female
≤50 Years       ≤15 mm/h        ≤20 mm/h
>50 Years    ≤20 mm/h    ≤30 mm/h