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Test Code WESR Sedimentation Rate, Westergren, Blood

Additional Codes

Sunrise Clinical Manager (SCM) Orderable:   Sedimentation Rate, Erythrocyte

AllScripts (AEHR) Orderable:  Sedimentation Rate, Erythrocyte

Performing Laboratory

Northwell Health Laboratories


Kinetic analysis RBC Aggregation

Specimen Requirements

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.

Reference Values

0 - 50 years: 0 - 15 mm/hour 

> 50 years:    0 - 20 mm/hour

Test Classification and CPT Coding


Day(s) and Time(s) Performed

Monday through Sunday, continuously

Computer Interface Code

PDM#  5500316