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Test Code HSCRP C-Reactive Protein, High Sensitivity (hs-CRP), Serum or Plasma

Methodology

Immunoturbidimetry

This test is recommended for cardiovascular disease (CVD) risk assessment only.

Specimen Requirements

Container/Tube:

Preferred: Lithium heparin (light green-top)

Acceptable: Serum Gel

Draw blood, spin down and send 1 mL (pediatric:  0.2 mL) of plasma or serum.

Reject Due To

 

Hemolysis

Mild:

ok

Gross:

ok

Lipemia

Mild:

ok

Gross:

ok

Icterus

Mild:

ok

Gross:

ok

 

Reference Values

The American Heart Association and the Centers for Disease Control and Prevention recommend these cutpoints for determining a person’s risk of developing CVD:

Low risk:  <0.1 mg/dL

Average risk:  0.1-0.3 mg/dL

High risk:  >0.3 mg/dL

If hs-CRP level is >1.0 mg/dL, test should be repeated and patient examined for sources of inflammation.

Day(s) Test Set Up

Monday through Sunday

CPT Coding

86141

Performing Laboratory

Huntsville Hospital Laboratory

Secondary ID

HHA1468

LOINC Coding

Test name LOINC Code

C-Reactive Protein, High Sensitivity (hs-CRP), Serum or Plasma

 30522-7

 

Specimen Stability Information

 

Specimen Type

Temperature

Time
Plasma,lithium heparin / Serum RT, spun

11 days
  Refrig., spun

2 months