Back to contents Changes to ESR and CRP requesting
Many GP’s are aware in most acute medical settings, CRP has largely superseded ESR because it is faster, more sensitive to change, and less affected by confounding factors.
As a result all of the lab profiles eg DMARD testing will replace ESR with CRP. ESR will remain available for now but as the table below shows it has no advantages over CRP:
|
Feature
|
CRP
|
ESR
|
|
Detecting acute inflammation
|
Better
|
Less sensitive
|
|
Monitoring treatment response
|
Better
|
Slower
|
|
Affected by age/anaemia
|
Minimal
|
Significant
|
|
Useful in infection
|
Better
|
Less useful
|
|
Useful in GCA/PMR
|
Useful
|
Less sensitive
|
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