Bismuth, 24-Hour Urine

Test Code

37967

CPT Codes
83018

Includes

CPT code 81050 may be added at an additional charge for volume measurement

Preferred Specimen

7 mL aliquot of a well-mixed 24-hour urine collected in an acid-washed or metal-free container

Patient Preparation
Avoid taking mineral supplements and bismuth preparations such as Pepto-Bismol™ for at least 1 week prior to collection

Minimum Volume

3 mL

Other Acceptable Specimens

Tests performed on a specimen submitted in a non-trace element tube or non acid-washed/non metal-free container may not accurately reflect the patient's level. If a non-trace element tube/container is received, it will be accepted for testing. However, elevated results shall be reported with a message that a re-submission with a trace element tube/container is recommended

Instructions

Collect urine in an acid-washed or metal-free plastic container

Transport Temperature

Refrigerated (cold packs)

Specimen Stability

Room temperature: 48 hours
Refrigerated: 5 days
Frozen: 14 days

Methodology
Inductively Coupled Plasma/Mass Spectrometry (ICP/MS)

Setup Schedule

Sets up 3 days a week.

Clinical Significance

Excessive use of bismuth containing medications may cause renal damage and other adverse effects.

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.