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Test Code: MiscBi Preferred Name Porphobilinogen deaminase

No
1 hour
External
2 weeks
Non-medicare Item
N/A

Test Tubes

ImageSpecimen TypeSpecimen VolumeTube Type
Blood5 mLLithium Heparin No Gel 7 mL (Dark Green Top)
Contact laboratory before collection of specimen as we need to contact external laboratory prior to collection.

Protect specimen from light (eg, wrap in alfoil or brown paper).


APPLICATION:  Confirmation of acute intermittent porphyria (AIP) and diagnosis of asymptomatic family members.

INTERPRETATION:  Levels are usually decreased by up to 50% in patients with AIP, however some patients may have values within the reference interval.  Not all persons with the genetic defect have a history of clinical disease.

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