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Test Code POR Porphyrins Screen, Urine

Important Note

Test is temporarily unavailable. 

Specimen Requirements

Specimen Type: Urine 

Container/Tube: Screw-capped containers with no preservative.

Minimum volume: 20 mL

Special Instructions:  Collect urine in dark brown bottle or wrap container with aluminium foil. Protect from light.
 

Specimen Stability

** Preferred temperatures for storage prior to and during shipping to NUH **

 

Specimen Type: Urine
Ambient: NA
Refrigerate: 3 days
Frozen: NA

 

Days and Times Performed

Monday to Friday, TAT 4-9 days

Unacceptable Condition

Haemolysis NA
Icterus NA
Lipaemic NA
Others Specimens NOT protected from light

 

Reference Values

​Negative for Coproporphyrin and Uroporphyrin

Referring / Testing Laboratory

National University Hospital

Clinical Chemistry, 67724346

 

Testing Laboratory

Department of Pathology

Singapore General Hospital

Outram Road

Singapore 169608

63214950

Service Code

31979

Useful For

Diagnosis of porphyrias

Update

Last updated 12/04/2022