Test Overview
Test Methodology

Extraction and Scanning Spectrofluorometry

Test Usage

Monitoring treatment of patients with porphyria cutanea tarda.

Test Details
Days Set Up
Monday - Friday
Analytic Time

2 - 5 days

Soft Order Code
PTP
MiChart Code
PTPN11 Gene Sequencing in Inherited Disorders
Laboratory
Sendout
Reference Laboratory
Mayo PTP (8731)
Section
Special Testing
Specimen Requirements
Collection Instructions

Patient should abstain from alcohol for 24 hours prior to specimen collection. Please forward a list of medications the patient is currently taking with the specimen. Collect specimen in a green top tube. Centrifuge, aliquot plasma into a plastic vial and freeze. Protect specimen from light.

Special Handling

Protect specimen from light.

Normal Volume
3 mL plamsa
Minimum Volume
2 mL plasma
Additional Information

If total porphyrins are >1.0 mcg/dL, then Porphyrins, Fractionation, Plasma (PFP) will be performed at an additional charge. By ordering this test the clinician acknowledges that additional reflex testing will be performed and billed at a separate additional charge if indicated. Test sent to Mayo Medical Laboratories.

Billing
CPT Code
84311
Reflex CPT
82492
NY State Approved
No