Westergren ESR WESR

Synonyms

Allscripts (AEHR) Order Name

Sedimentation Rate, Erythrocyte

Sunrise Clinical Manager (SCM) Order Name

Sedimentation Rate, Erythrocyte

Clinical Info

Specimen Type

Blood

Container

Lavender Top Tube

Collection Instructions

Specimen must arrive within 48 hours of draw.
 
Container/Tube:  Lavender-top (EDTA) tube(s)
Specimen:  3 mL of EDTA whole blood (1.3 mL whole blood)
Transport Temperature:  Refrigerate
Collection Instructions:  Tube must be more than half full for proper anticoagulant ratio.

Transport Instructions

Refrigerate

Specimen Stability

4-6 Hours Room Temperature
2 Days Refrigerated

Methodology

Kinetic analysis RBC Aggregation

Days Performed

Monday through Sunday, continuously

Performing Laboratory

Northwell Health Laboratories

CPT

85652

PDM

5500316

Result Interpretation

0 - 50 years: 0 - 15 mm/hour 
> 50 years:    0 - 20 mm/hour

Forms