Porphyrins Evaluation, Whole Blood PORPHYINWB

Synonyms

Allscripts (AEHR) Order Name

Porphyrins Evaluation, Whole Blood

Sunrise Clinical Manager (SCM) Order Name

Porphyrins Evaluation, Whole Blood

EPIC Order Name

Whole Blood Porphyrins Evaluation

Clinical Info

Establishing a biochemical diagnosis of erythropoietic protoporphyria and X-linked dominant protoporphyria
This test is recommended for screening patients for possible erythropoietic protoporphyria and X-linked dominant protoporphyria. In addition, it can be used for evaluation of iron-deficiency anemia and chronic lead intoxication.

Specimen Type

Blood

Container

Green Top Tube

Collection Instructions

All porphyrin tests on whole blood can be performed on 1 draw
tube.

Patient Preparation:
Patient should abstain from alcohol for 24 hours.
Container/Tube: Green top(sodium heparin tube)
(sodium heparin)
Acceptable: Dark blue top (metal free heparin) or green top (lithium heparin) or
Lavender (EDTA) top
Specimen: 4 mL whole blood ( 3mL min)
Collection Instructions: Immediately place specimen on
wet ice
Transport Temperature: Refrigerated

Transport Instructions

Refrigerated

Specimen Stability

7 Days Refrigerated

Methodology

Spectrofluorometric

Days Performed

Monday, Wednesday, Friday

Performing Laboratory

Mayo Medical Laboratories

CPT

84311-Spectrophotometry, analyte not elsewhere specified
82542-Chromatography (if appropriate)

PDM

5905930

Result Interpretation

PORPHYRINS, TOTAL, RBC

<80 mcg/dL

Forms