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Lab Dept:
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Chemistry
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Test Name:
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GROWTH HORMONE BINDING PROTEIN
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General Information
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Lab Order Codes:
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GHB
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Synonyms:
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GHBP
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CPT Codes:
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83519 - Immunoassay, analyte, quantitative; by radiopharmaceutical technique
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Test Includes:
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N/A
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Logistics
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Test Indications:
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N/A
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Lab Testing Sections:
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Chemistry - Sendouts
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Referred to:
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Esoterix, Inc (Test# 500209)
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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 – 17 days, test performed once every other week
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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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Whole blood
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Container:
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Red top (plain, no gel) tube
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Draw Volume:
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3.0 mL (Minimum: 0.6 mL) blood
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Processed Volume:
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1.0 mL (Minimum: 0.1 mL) serum
Note: Minimum does not permit repeat analysis
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Collection:
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Routine venipuncture
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Special Processing:
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Lab Staff: Centrifuge specimen within 1 hour of draw, remove serum aliquot into a screw-capped round bottom plastic vial. Store and ship at frozen temperatures. Forward promptly.
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Patient Preparation:
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None
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Sample Rejection:
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N/A
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Interpretive
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Reference Range:
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Children:
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<2 years:
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125 - 762 pmol/L
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3 - 10 years:
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267 - 1638 pmol/L
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10 - 15 years:
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431 - 1892 pmol/L
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Adults:
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20 - 50 years:
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686 - 2019 pmol/L
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Laron dwarfism:
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<125 pmol/L
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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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Ligand-mediated binding assay
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Contraindications:
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N/A
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References:
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Esoterix, Inc. Laboratory Services Web Page www.esoterix.com
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