ERYTHROCYTE PORPHYRIN (EP), WHOLE BLOOD

Specimen Required
Draw blood in a lavender EDTA tube. Send 1.0 mL whole blood (0.5 mL minimum) refrigerated.
PROTECT FROM LIGHT.

Alternate Specimen
Whole blood: Dark blue EDTA, tan EDTA

Rejection Criteria
Clotted samples, hemolysis, specimens not collected in EDTA

Methodology
Fluorometry

Stability
Room temperature: Unacceptable; Refrigerated: 14 days; Frozen: 28 days

Reference Range
0.0 - 35.0 ug/dL

Performed
Monday, Wednesday, Friday

Turnaround Time3-5 days
Test CodePPR
CPT-4 Code (s)
84202
LOINC Codes
Erythrocyte Porphyrin (EP)   2898-5  

Warde
Medical
Laboratory