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C-Reactive Proteinmg/L

CRP is a protein made by the liver that rises quickly with inflammation or infection.

See your own C-Reactive Protein on its range.

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What C-Reactive Protein measures

CRP is a protein made by the liver that rises quickly with inflammation or infection.

If your C-Reactive Protein is low

Low CRP is the expected state.

Worth asking your clinician: Nothing specific.

If your C-Reactive Protein is high

CRP above the range reflects inflammation or infection somewhere in the body and rises and falls quickly.

Commonly associated with

Worth asking your clinician: Whether symptoms explain it and whether a repeat is useful.

Typical reference range

GroupTypical range
Adults0 – 10 mg/L

Typical adult values used by many US labs. Your own report prints the range your lab validated for its method, and that range is the one that counts. Labwise always uses the printed range first.

If it is within range

Your CRP is within the range printed by your lab.

Also listed as

CRP, CRP, Quantitative, C-Reactive Protein, Quant

Related tests

This page is general information about what a laboratory test measures and what results outside a reference range are commonly associated with. It is not medical advice, does not diagnose any condition and does not replace your clinician. Discuss your results with your healthcare provider.