PORPHYRINS, URINE

Mnemonic

PORU

Specimen Collection Requirements

Collect

Urine, random or 24-hour urine collection container

Handling

The most important aspect of specimen preservation is adequate refrigeration during collection, storage and transport. PROTECT FROM LIGHT during collection, storage and transport. Record the total volume and collection time interval on the transport tube and test request form.

Preferred Volume

4.5 mL

Minimum Volume

2.0 mL

Transport

Frozen

Stability

Ambient: Unacceptable; Refrigerated: 4 days; Frozen: 1 month

Testing Information

Performed

Mon - Fri

Reported

1-4 days

Method

High Performance Liquid Chromatography

Referral Lab

ARUP (2002058)

Reference Values

Reference Values

Interpretation provided.

CPT Codes

84120

Last Updated: Thursday, January 5, 2017 03:41:53 AM