2 - 6 days
Porphobilinogen, QN, Random, U
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Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS) Stable Isotope Dilution Analysis
Biochemical diagnosis of acute, neurologic porphyrias, including actute intermittent porphyria (AIP), hereditary coproporphyria (HCP), and variegate porphyria (VP).
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Collect random urine specimen. Freeze. Protect specimen from light.