2 - 4 days
Protoporphyrins, Fractionation, Washed Erythrocytes
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High-Performance Liquid Chromatography (HPLC) with Fluorescence Detection
Establishing a biochemical diagnosis of erythropoietic protoporphyria and X-linked dominant protoporphyria.
Free Protoporphyrin: <20 mcg/dL packed cells; Zinc-Complexed Protoporphyrin: <60 mcg/dL packed cells.
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.