Investigation Name:Porphyria Acute Photosensitive (Diagnosis)

Alias or Abbreviation:Porphyria

Pathology Laboratory:Chemistry Referred Ext 85290

Requestable Seperately?No

Part of Profile:CHEM-Blds

Tests in Profile:Plasma Porphyrin

Minimum Sample Volume:2 mL

Expected Turnaround Time:7-14 days from receipt

Test Code:APP

Sample Type:

Maximum Add on Time:N/A

Complex Reference Range:Plasma porphyrin Free text report

Collection Conditions / Other Information:EDTA blood (purple top) PROTECT SAMPLES FROM LIGHT. LAB INFORMATION: If sample arrives unprotected from light but was collected <6hrs ago, protect from light, add comment in winpath and write ‘exposure to light (<6hrs) has occurred’ on request form sent to Cardiff. If sample arrives unprotected from light and was collected >6hrs ago, sample cannot be analysed – reject samples and request repeat.

Reference Laboratory Details:Dept of Medical Biochemistry, University Hospital of Wales, Heath Park, Cardiff, CF14 4XW. (Tel: 029 2074 3565)

Referred to Another Laboratory?No

Reference Lab Code:UHWB