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Laboratory: Hematology
Test Name:
SEDIMENTATION RATE (ESR) - HSC/WL - (B)
Test Code: ESR
Clinical Information:
Collection Devices:
Specimen Required:
Blood: 4.0 mL
Pediatric Blood: 2.0 mL
Referral:
Whole Blood: 4.0 mL
Pediatric Whole Blood: 2.0 mL

Testing only performed at HSC and WL labs. Transport sample on wet ice. Samples cannot be frozen.

Sample will not be processed if sample received > 36 hrs after collection at refrigerated temperatures (2 - 8°C)
Sample will not be processed if sample received > 24 hrs after collection at room temperature (18 - 25°C).
Requisition:
Reference Values:
Adult:                  
Male: 0 - 15   mm/h 
Female: 0 - 20  mm/h
 
Pediatric (M/F):
0 - 17 yr   0 - 10   mm/h
Availability:
Daily
See Also:
More Information:
ESR should not be used as a decision factor in emergency settings.
ESR should not be ordered as a screen test in asymptomatic individuals.
Current indications on simultaneus ESR/CRP orders: Clinical Practice Changes - Diagnostic - Health Providers (sharedhealthmb.ca)