Coproporphyrin I; Coproporphyrin III; Uroporphyrin III; Heptacarboxylic Acid; Hexacarboxylic Acid; Pentacarboxylic Acid; Protoporphyrin; Interpretation
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Porphyrins Quantitation, Feces
Test ID: PORPHQ F
Test
Method
HPLC
Report Includes
Specimens
Feces (Random)
Test Location
The Ottawa Hospital General Campus, 501 Smyth Road, Ottawa ON K1H 8L6
Test Version
30-Aug-2021
Specimen
Specimens
Feces (Random)
Sample Volume
50 g
Collection & Handling
Handling Information
Store and submit specimen protected from light.
Store and send frozen.
Additional Information
Quantitative analysis may only be done if a preliminary Porphyrin screen is positive.
Rejection Criteria
| Specimen | Not protected from light |
|---|
Test Version
30-Aug-2021
Performance / Interpretation
Method
HPLC
Turnaround Time
8 days
Results
| Name | Units | Reference Range | Conversion Factor |
|---|---|---|---|
| Coproporphyrin I | nmol/g |
|
µg/g x 1.53 |
| Coproporphyrin III | nmol/g |
|
µg/g x 1.53 |
| Uroporphyrin III | nmol/g |
|
µg/g x 1.20 |
| Heptacarboxylic Acid - Feces | nmol/g |
|
|
| Hexacarboxylic Acid | nmol/g |
|
|
| Pentacarboxylic Acid | nmol/g |
|
|
| Protoporphyrin | nmol/g |
|
Test Location
The Ottawa Hospital General Campus, 501 Smyth Road, Ottawa ON K1H 8L6
Test Version
30-Aug-2021
Interface / Setup
HL7 Interface Codes
| Order Code | Result Codes | Units |
|---|---|---|
| PORPHQ F | 20347Uroporphyrin III Fecal | nmol/g |
| 20352Heptacarboxylic Acid Porph Fecal | nmol/g | |
| 20353Hexacarboxylic Acid Porph Fecal | nmol/g | |
| 20354Pentacarboxylic Acid Porph Fecal | nmol/g | |
| 20342Coproporphyrin I Fecal | nmol/g | |
| 20343Coproporphyrin III Fecal | nmol/g | |
| 62136Copro III : Copro I Fecal | Ratio | |
| 20358Protoporphyrin Fecal | nmol/g | |
| 20359Porphyrin Interpretation Fecal |
Test Version
30-Aug-2021