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Erythrocyte Sedimentation Rate (ESR)

About This Test

Department: Haematology

Requirement:

EDTA (purple top)

 

Turnaround Time:

12 hrs

A commonly used inflammatory marker, but affected by several variables, thus non-specific.

Most useful in the urgent situation for the diagnosis of temporal arteritis (giant cell arteritis). May be used for the monitoring of some rheumatic diseases

Other Comments:

Reference range:

Age

Female

Male

<16 years

1-8 mm/hr

1-8 mm/hr

16-60 years

2-16 mm/hr

2-10 mm/hr

>60 years

2-20 mm/hr

2-18 mm/hr

ESRs can only be added on to a previous sample within 12 hours of venepuncture.