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Porphyrins, Total with Reflex to Porphyrins Fractionation, Plasma

CPT Code(s): 84311; if reflexed, add 82542
Specimen Required: Patient Preparation:Patient should abstain from alcohol for 24 hours prior to collection.
Collect:Green (sodium heparin). Also acceptable: lavender (EDTA).
Specimen Preparation:Protect from light. Transfer 3 mL plasma to an RDL Amber Transport Tube and freeze immediately. (Min: 1 mL)
Storage/Transport Temperature:CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered.
Stability:Ambient: Unacceptable; Refrigerated: Unacceptable; Frozen: 2 weeks
New York DOH Approval Status: This test is New York DOH approved.
Aliases:
  • Congenital Erythropoietic Porphyria (CEP)Coproporphyrin, EPPErythropoietic Protophyria (EPP)Porphyria Cutanea Tarda (PCT)Protoporphyrin, UroporphyrinVariegate PorphyriaX-linked Dominant Protoporphyria (XLDPP or XDP)
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