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Test Compendium


Test Code

  • 5434

Test Synonym

  • PORPHYRINS FRACTIONATED, RANDOM URINE, Coproporphyrin; Uroporphyrin

Minimum Volume

  • 1.5 mL

Specimen Requirements

  • Urine


  • Amber Tube- Refrigerated


  • Refrigerated

CPT Codes

  • 84120
    *The CPT codes provided are based on AMA guidelines and are provided for informational purposes only. CPT coding is the responsibility of the billing entity. Please direct any questions regarding the CPT coding to the payer being billed.

Special Instructions

  • 2 mL random urine in Amber plastic urine container with no preservative.

Additional Information

  • Urine (random); PROTECTED FROM LIGHT Transfer required aliquot into an amber plastic transport tube with amber cap . (If amber transport tubes are unavailable, cover transport tube completely, top and bottom, with aluminum foil. Identify specimen with patient's name directly on the amber transport tube AND on the outside of the aluminum foil. Secure with tape.) Specimen must be kept refrigerated during transport.

Specimen Stability

  • Stability - AMBIENT: unstable REF: 7 days FRZ: 14 days