Test Order Mnemonic: UROD

Lab: Porphyrin Laboratory

Request Form: Miscellaneous slip

Collection: Routine venipuncture

Storage Instructions: Refrigerate.

Causes for Rejection: Sample not refrigerated.

Availability: Samples are accepted 24 hours per day at Sample Management, 5.136 McCullough or from 8 AM-5 PM, Monday-Friday at Room 3.102, Ewing Hall.

Turnaround Time: Routine; test is performed biweekly.

Special Instructions: Provide hematocrit for a frozen sample.

Specimen: Whole blood

Volume: 7 mL

Minimum Volume: 0.5 mL

Container: Green-topped tube (heparin)

Reference Range: 35 –60 nmol/mL RBC/hr

Reviewed Feb 2008 by Dr. Chul Lee