Biochemistry
| Full details for "Porphyrins- Urine". | |
|---|---|
Name |
Porphyrins- Urine |
Alternative name/Profile |
|
Department |
Biochemistry |
Investigation |
A urine porphyrin sample is used to aid in the diagnosis and monitoring of porphyria patients. See Related Links below for full detail investigation requirements. |
Specimen type |
Random urine - Protect samples from light and refrigerate, see notes. (Ensure Urinary Creatinine is greater than 2 mmol/L) |
Sample type |
|
Sample container & volume |
Universal container - At least 5mL, protected from light |
Frequency of analysis |
Weekly |
Turnaround time |
7 - 10 working days |
Availability |
ALA is no longer routinely available as part of the urine porphyrin analysis. Urine PBG is the key marker for diagnosing acute porphyria attacks. |
Notes |
Appropriate clinical details, current medication and previous family history (if known) is required. Refrigerate sample for up to 24 hours, but if greater delay is expected (over weekend), take aliquot and freeze. If an Acute Attack is suspected, please send a random urine sample immediately to the Porphyrin laboratory. During 9-5 Monday to Friday please contact the Porphyrin laboratory at 01-4162058 to inform staff of sample. Out of hours please contact the Biochemistry Department on-call staff member. Analysis of ALA is no longer available routinely. Urine PBG is the key marker for diagnosing acute porphyria attacks.
|
Related links |
https://porphyria.eu/en/content/porphyrias Download Porphyrin Request Form: |
Reference range |
see report |
Last updated |
Fri, 22 Aug 2025 11:41:06 IST |
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