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Test Findings
 
 

Elevated ESR

 
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Overview

The erythrocyte sedimentation rate (ESR) is a measure of the number of red bloods cells that precipitate in a tube over an hour.
    • Normal Range

    • <12 mm/hr
ESR is a surrogate for the fibrinogen, as erythrocyte sedimentation occurs in the context of hyperfibrinogenaemia.
The ESR is influenced by inflammation, serum protein concentration and red blood cell interactions with proteins.
  • Causes of Elevated ESR

  • Sepsis
  • Inflammation
  • Malignancy
  • Pregnancy
  • Advanced age
  • Macrocytosis
  • Anaemia
  • Multiple myeloma
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