Hematopathology Requisition
(MS 333A)
(MS 333A)
The Erythrocyte Sedimentation Rate (ESR) is widely used as a screening or monitoring test for patient with acute or chronic inflammatory disease
Whole Blood (EDTA)
1 - 4 mL, test can be done on CBC tube, no extra tube is required if the CBC is ordered at the same time
4 mL
Room Temperature: N/A
Fridge: N/A
Freezer: N/A
Sample should be run within 12 hours from venipuncture.
Samples are stable for 24 hours if kept in fridge (2-8 C).
Automated ESR Instrument
24 hours, 7 days/week.
2 hours
6 hours
Male: 2-20 mm/h
Female: 2-24 mm/h In case of discrepancies, always interpret results using reference ranges as stated on laboratory reports and/or electronic patient chart.
Female: 2-24 mm/h In case of discrepancies, always interpret results using reference ranges as stated on laboratory reports and/or electronic patient chart.
416-586-4800 Extension 4688