Bismuth, Urine

CPT: 83018
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Test Details

Synonyms

  • Bi, Urine

Use

Monitor exposure to bismuth

Methodology

Inductively-coupled plasma/mass spectrometry (ICP/MS)

Reference Interval

Environmental exposure: 0.3−4.6 μg/L

Specimen Requirements

Specimen

Urine (random or 24-hour)

Volume

5 mL

Minimum Volume

1.1 mL

Container

Plastic urine container, no preservative

Collection

Optional protocol: Instruct the patient to void at 8 AM and discard the specimen. Then collect all urine including the final specimen voided at the end of the 24-hour collection period (ie, 8 AM the next morning). Avoid contact with metal during collection. Screw the lid on securely.

Storage Instructions

Maintain specimen at room temperature.

Stability Requirements

Temperature

Period

Room temperature

3 days

Refrigerated

14 days

Frozen

14 days

Freeze/thaw cycles

Stable x3

Clinical Information

Special Instructions

Do not use preservative. Preservatives used for routine analysis may contain mercuric oxide (ie, Stabilur), which interferes with all metal testing. If both urinalysis and metal testing are ordered, please submit a separate urine specimen (containing no additive) for the metal testing.

LOINC® Map

Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC
706507 Bismuth, Urine 5598-8 706507 Bismuth, Urine ug/L 5598-8

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CPT Statement/Profile Statement

The LOINC® codes are copyright © 1994-2017, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee. Permission is granted in perpetuity, without payment of license fees or royalties, to use, copy, or distribute the LOINC® codes for any commercial or non-commercial purpose, subject to the terms under the license agreement found at https://loinc.org/license/. Additional information regarding LOINC® codes can be found at LOINC.org, including the LOINC Manual, which can be downloaded at LOINC.org/downloads/files/LOINCManual.pdf