Bicarbonate (HCO3), Urine (Sendout)

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General Information

Lab Name
Lab Code
1140
External Test Id
3019581
Description

Useful For: Evaluating acid-base balance and renal (kidney) tubular function.

    Ordering Note: This test is for urine specimens only. For fluid specimens, order Carbon Dioxide, Fluid [FCO2G].

    Synonyms
    0020245, 3019581, BICARB, HCO3
    Components

    Interpretation

    Method

    Quantitative Enzymatic Assay

    Reference Range
    Ref. Range Notes

    Reporting Limit: 0.050 molar

    Normally: None Detected

    Ordering & Collection

    Specimen Type
    Urine
    Collection

    1 mL random urine in a screw-cap collection container

    Handling Instructions

    Outside Laboratories: Promptly aliquot urine to a separate screw-cap vial, attempting to minimize air exposure as much as possible during the transfer. Refrigerate urine while awaiting shipment. Transport with a cold pack.

    Stability: Refrigerated (preferred): 30 days; Frozen: 1 month; Ambient: 48 hours.

    Quantity
    Requested: 1 mL urine
    Minimum: 0.3 mL urine

    Processing

    Receiving Instructions

    Promptly aliquot urine to a separate screw-cap vial, attempting to minimize air exposure as much as possible during the transfer. Refrigerate urine.

    Sendouts:

    • Order ARUP Test: 3019581
    • Interfaced: Yes [Interface: 602; Department: ARPR]

    Stability: Refrigerated (preferred): 30 days; Frozen: 1 month; Ambient: 48 hours.

    Misc Sendout

    Performance

    Lab Department
    Frequency
    Performed: Varies. Reported: 5-9 days from sample receipt at ARUP Labortories.
    Available STAT?
    No
    Performing Location(s)
    Sendout ARUP forwards to NMS Labs
    800-522-2787

    200 Welsh Road
    Horsham, PA 19044

    Billing & Coding

    Billing Comments

    CPT: 82374