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Lab Dept:
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Chemistry
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Test Name:
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C-REACTIVE PROTEIN (CRP)
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General Information
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Lab Order Codes:
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CRP
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Synonyms:
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C-Reactive Protein Quantitative ,Plasma or Serum; CRP
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CPT Codes:
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86140 – C-reactive protein
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Test Includes:
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High Sensitivity C-Reactive protein concentration reported in mg/dL.
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Logistics
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Test Indications:
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C-Reactive protein recognizes potentially toxic autogenous substances released from damaged tissue, to bind them, and to clear them from the blood. Plasma levels rise in myocardial infarction, stress, trauma, infection, inflammation, surgery, or neoplastic proliferation.
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Lab Testing Sections:
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Chemistry
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Phone Numbers:
Minneapolis:
Saint Paul:
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612-813-6280
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651-220-6550
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Test Availability:
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Daily, 24 hours
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Turnaround Time:
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4 hours
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Special Instructions:
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N/A
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Specimen
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Specimen Type:
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Blood
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Container:
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Green top (Li Heparin) tube preferred
Alternate tube: Red top tube
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Draw Volume:
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0.6 mL blood
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Processed Volume:
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0.2 mL serum/plasma
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Collection:
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Routine venipuncture. Mix tubes containing anticoagulant by gentle inversion.
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Special Processing:
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Lab Staff: Centrifuge specimen, remove serum/plasma aliquot into a plastic sample cup. Store at refrigerated temperatures.
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Patient Preparation:
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None
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Sample Rejection:
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Mislabeled or unlabeled specimen
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Interpretive
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Reference Range:
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0.05 – 0.3 mg/dL
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Critical Values:
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N/A
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Limitations:
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N/A
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Methodology:
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Particle Enhanced Turbidimetric Immunoassay (PETIA)
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References:
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RCRP Flex® reagent cartridge insert sheet Siemens Healthcare Diagnostics (2010-01-25) I PN 717034.001 – US
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Jacobs & DeMott Laboratory Test Handbook (2001) Lexi-Comp, Inc, Hudson, OH, 5th Edition
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Bio-Rad Liquichek Elevated CRP Control Product Insert, Bio-Rad Laboratories, Irvine, CA 92618
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Bio-Rad Liquichek Lipids Control Product Insert, Bio-Rad Laboratories, Irvine, CA 92618
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