Plasma porphyrin scan

Plasma porphyrin scan is a test offered by the SAAS Porphyria Service in Reference Biochemistry at King’s College Hospital and is measured using fluorescence spectroscopy
Clinical details: 
A positive plasma porphyrin emission scan is a qualitative test that can be used with other porphyrin tests in urine and faeces to confirm a diagnosis of porphyria.
Reference range: 

not applicable as qualitative test

Sample type and Volume required: 
5 – 10 ml whole blood collected into EDTA or heparin. Separate red cells and plasma if delay in dispatch. Specimens should be protected from light
Turnaround time: 
1-2 weeks
Special sample instructions: 

Specimens can be sent by first class post without ice packs. Specimens are stable for several weeks if frozen while awaiting despatch.

Reference Biochemistry Department at King's College Hospital
020 3299 4107
King's College Hospital
Denmark Hill
London SE5 9RS
Porphyrins and Gastrointestinal Laboratory at King's College Hospital
Porphyrins - 020 3299 3856, Gut Permeability - 020 3299 4133
King's College Hospital
Denmark Hill
London SE5 9RS
For clinical advice or interpretation of results, please contact the laboratory in the first instance.

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Last updated: 03/02/2017