Porphyrins, Feces

Sunquest Code:PORFEC  
Epic Code:LAB6886Epic Name:Porphyrins, Fecal
Methodology:High performance liquid chromatography
Turnaround Time:Specimens are sent to reference laboratory Mon-Sat; results are reported within 2-7 days.
Special Instructions:Protect from light during collection, storage and shipment. Freeze specimen and wrap in foil immediately after collection..

Collection Instructions

Optimal Volume:5 grams
Minimum\Peds Volume:1 grams
Container:Plastic leakproof container, sterile, Protect from light
[Alternate Containers: Plastic leakproof container, sterile]
Causes for Rejection:Complete timed collections (24-72 hours). Specimens stored in one gallon cans or other large containers. Liquid stool.

Processing and Shipping

Specimen Processing:Store in freezer. CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered.
Shipping Instructions:Ship on dry ice; protect from light.
Stability:Stability: 3 weeks frozen.
Test Performed at or Referral Lab Lab Sendouts  (ARUP)
Referral Lab number:99824


Reference Range:

Coproporphyrin, Feces

0-45 nmol/g dry weight

Protoporphyrin, Feces

0-100 nmol/g dry weight



Use:Distinguish among acute intermittent porphyria (AIP), variegate prophyria (VP), and hereditary coproporphyria (HCP).

Click HERE to Report test errors or omissions.
*If no email program is associated with this computer, please contact:
systemlabguide@fairview.org for TestID: 1268"