Porphyrin Screen urine
urine porphyrin screen
acute porphyrin screen
total porphyrin screen
Random Urine Nil preservative. Protect from light. Best taken at time of symptoms.
Protect from light
Please send pottle, not tube aliquot, require minimum 10ml.
Frozen, protect from light.
PBG Screen: Nil detected.
Total urine porphyrin: <320nmol/L
Porphyrin:Creatinine Ratio: <40nmol/L
Porphobilinogen analysis is done as part of the urine porphyrin screen. Screen positive PBG samples will be referred for confirmation and quantification.
Screen positive urine porphyrin specimens will be forwarded to LabPlus for confirmation by HPLC.
Porphyrin screening requires testing of urine, faeces and blood, ideally collected when symptomatic.