top of page
Erythrocyte Sedimentation Rate (ESR)


This test is performed on the ALCOR iSED fully automated Erythrocyte Sedimentation Rate (ESR) analyzer using proprietary technology.

Test Utility

The test can be used in conjunction with other tests to indicate inflammatory responses due to disease or reaction to medications.

Specimen Collection and Preparation

Whole blood sample in the following tubes:

  • Preferred Specimen: Lavender Top K2 EDTA tube. (Minimum Whole Blood: 2.0 mL)

Specimen Storage and Stability

Store whole blood at the following temperatures:

  • Room temperature: 4 hours

  • Refrigerated 2°C to 8°C:  48 hours

  • Frozen: Not acceptable

Specimen Rejection

  • Insufficient sample volume

  • Sample not stored at proper temperature

  • Frozen whole blood

  • Hemolyzed samples

  • Severely lipemic specimens

  • Specimen labeled incorrectly or not labeled

Reference Pages


Monday – Sunday, 16 hours a day 

Result available within 24 hours of receipt in laboratory 

NOTE: Specimens are refrigerated (2-8°) for 7 days before disposal


Vibra Health Laboratory  

1307- A, Allen Dr Troy, MI 48083 

(248) 846-0663

bottom of page