Test directory: Porphobilinogen, Quant, 24Hr Urine

Ordering Code762
Test NamePorphobilinogen, Quant, 24Hr Urine
Preferred SpecimenUrine, 24 Hour
Preferred Container24 Hour Urine Container
No Preservative
Other Specimen/ContainerNone
Optimum Volume2.5 mL
Collection InstructionsWhenever possible, the specimen should be collected during an acute episode because porphobilinogen (PBG) may decrease rapidly upon remission.
Handling InstructionsFoil specimen to protect from light.
Transport RequirementsOahu: Refrigerated
Airline: Refrigerated
Specimen StabilityAmbient: Not Stable
Refrigerated: 1 Week
Frozen: 1 Month
Rejection CriteriaAmbient, Not protected from light
Avail. StatNO
Analytic Time7 Days
MethodologyChromatography/Mass Spectrometry
Reference Lab Quest Diagnostic Lab-NI