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93440:PORPHOBILINOGEN, URINE
Alias Names:PBG, Urine
Methodology:Ion Exchange Chromatography/Spectrometry (IEC/S)
Edit Date:6/11/2010
Performed:Sunday, Monday, Wednesday-Saturday
Released:1-4 days after setup at PeaceHealth Laboratories' reference lab.
CPT Code:84110-90
Specimen Collection Details
Collection:24-hour or random urine in a light protected container. DO NOT USE PRESERVATIVES. Refrigerate during collection.
Handling:10 mL aliquot from a well mixed 24-hour collection. Freeze. Protect from light during collection, storage, and shipping.
Stability:4 days refrigerated or 30 days frozen. Unstable ambient.
Standard Volume:10 mL urine.
Minimum Volume:3.5 mL urine.
Transport:Frozen on dry ice.
Comments:Protect from light during collection, storage, and shipping.
Rejection Criteria:Ambient specimen; specimen exposed to strong light.
Reference Range:
Porphobilinogen, Urine 0.0-8.8 µmol/L
Porphobilinogen, 24-hour urine 0.0-11.0 µmol/L


Creatinine, 24-hour urine Age Male Female
3-8 years 140-700 mg/d 140-700 mg/d
9-12 years 300-1300 mg/d 300-1300 mg/d
13-17 years 500-2300 mg/d 400-1600 mg/d
18-50 years 1000-2500 mg/d 700-1600 mg/d
51-80 years 800-2100 mg/d 500-1400 mg/d
>80 years 600-2000 mg/d 400-1300 mg/d