HS-CRP (CRH)

Department: Chemistry
Test Synonym(s): LAB150, CRH, High Sensitivity CRP, C Reactive Protein, High Sensitivity C Reactive Protein
CPT Codes: 86141
Methodology: Immunoturbidimetric/Turbidimetric
Reference Range: 18-150 yrs: 0 - 2.9 mg/L
Tube Type: Light green top PST (Lithium Heparin with gel)
Specimen: Plasma
Alternate Specimen: Red top (no gel)
Pediatric Requirements: 2 light green top microtainers
Volume: 2 mL plasma
Minimum Volume: 1 light green top (Pediatric = 2 light green top microtainers)
Temperature: Separate within one hour and store at 2-8C until delivery
Stability: Room temperature: 15 days; Refrigerated: 60 days; Frozen: 1 year
Reasons for Rejection: Hemolysis; improper collection
Days Performed: Daily
Times Performed: Continuous
Significance: Less than 1.0 mg/L: Low Risk
1.0-3.0 mg/L: Average Risk
Greater than 3.0 mg/L: High Risk

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