Test Code PEE Porphyrins Evaluation, Whole Blood
Additional Codes
| Hospital Order Code |
| Lab2608 MISMGO |
Reporting Name
Porphyrins Evaluation, WBUseful For
Establishing a biochemical diagnosis of erythropoietic protoporphyria and X-linked dominant protoporphyria
Reflex Tests
| Test ID | Reporting Name | Available Separately | Always Performed |
|---|---|---|---|
| PPFE | Protoporphyrins, Fractionation, WB | Yes | No |
Method Name
Spectrofluorometric
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Specimen Type
Whole bloodOrdering Guidance
This is the preferred test for assessment for protoporphyria. The preferred test for assessing lead toxicity in children is blood lead. For more information see PBDV / Lead, Venous, with Demographics, Blood or PBDC / Lead, Capillary, with Demographics, Blood. The preferred screening test for suspicion of a hepatic porphyria is urine porphyrins. For more information see PQNRU / Porphyrins, Quantitative, Random, Urine.
Necessary Information
Include a list of medications the patient is currently taking.
Specimen Required
All porphyrin tests on whole blood can be performed on 1 collection tube.
Patient Preparation: Patient must not consume any alcohol for 24 hours before specimen collection.
Container/Tube:
Preferred: Green top (sodium heparin)
Acceptable: Lavender top (EDTA), dark blue top (metal free heparin), royal blue top (metal free EDTA), green top (lithium heparin)
Specimen Volume: 4 mL
Collection Instructions: Immediately place specimen on wet ice.
Specimen Minimum Volume
3 mL
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Whole blood | Refrigerated | 7 days |
Reject Due To
| Gross hemolysis | Reject |
Special Instructions
Day(s) Performed
Monday through Friday
CPT Code Information
84311
82542-if appropriate
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| PEE | Porphyrins Evaluation, WB | 2814-2 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| 88886 | Total Porphyrins, WB | 2814-2 |
| 29356 | Interpretation | 59462-2 |
Test Classification
This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. It has not been cleared or approved by the US Food and Drug Administration.Report Available
3 to 5 daysForms
If not ordering electronically, complete, print, and send a Biochemical Genetics Test Request (T798) with the specimen.