Alert

High Sensitivity CRP (HS-CRP)

Tube Type = Mint Green Plasma Separator Tube

Tube Type

Test ID   LAB150
EPIC Order
   HIGH SENSITIVITY CRP
CPT Code(s)   86141
Group/Individual Test   Individual
Laboratory   Core Laboratory
Tube Station   Routine: 30; STAT 888
Specimen Routine: 1 mL blood/Li Heparin plasma separator tube/Mint Green top. Also acceptable serum (Gold SST / Red Top Tube)
  micro: 300 µL blood/mint green top bullet/gold top/red top
Stability
Unspun: 4 hours
Spun/Separated, Room temperature: 8 hours
Spun/Separated, Refrigerator: 3 days
Spun/Separated, Frozen: 6 months
Availability   24 hrs/day
Turnaround Time   STAT 1 hr., Routine 24 hrs.
Reference Range  
Low CHD Risk*: <1.0 mg/L
Average CHD Risk**: 1.0-3.0 mg/L
High CHD Risk*: >3.0 mg/L
Comment
*Two results two weeks apart and averaged provide a better estimate of hsCRP concentration.
** hsCRP concentrations > 10mg/L suggest infection or inflammation. Testing should be repeated 2 weeks after resolution.

Reviewed by Travis Sapp on December 26, 2023

UNC Hospitals
McLendon Clinical Laboratories
101 Manning Drive
Chapel Hill, NC 27514