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Sedimentation Rate

SIM

20630 

CPT

85652 

Synonyms

ESR; Sed Rate; Erythrocyte Sedimentation 

Specimen Type

Whole Blood 

Container

3.0 ml EDTA lavender stopper tube

Collection Instructions

None

Volume

2 ml whole blood 
Min: 1.0 ml 

Additional Information

none

Patient Preparation

none

Specimen Processing Instructions

Refrigerated

Transport Requirements

Refrigerated

Specimen Stability

Refrigerated:  48 hours 

Rejection Criteria

•  Clotted Sample 
•  Insufficient volume 
•  Plasma has been removed 
•  Grossly Lipemic

Reference Range

Males to age 50: <15 mm/hr

Males > age 50:  <20 mm/hr

Neonates: 0 – 2 mm /hr

Children to puberty: 0 – 13 mm/hr

Females to age 50: < 20 mm/hr

Females > age 50:  < 30 mm/hr

Critical Value

none 

Test Includes

Sed Rate 

Methodology

Flow kinetic analysis with capillary photometry to measure the optical density of red blood cell aggregation 

Testing Frequency

Daily, Monday - Sunday 

 

Reviewed By

Sandy Hammett 

Reviewed Date

2/2/2018

Supplemental

 

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