Kryptopyrole Pyrroles, Urine - Special Processing Container Required
| Abbrev Code: | KPYRRO | ||
| Order Code: | LAB6869 | Order Name: | Kryptopyrole Pyrroles, Urine |
| Synonyms: | Kryptopyrrole; Pyrroluria; Mauve Factor | ||
| CPT Codes: | 84311 x1 | ||
| Turnaround Time: | Specimens are sent to reference laboratory Mon-Fri; results are reported within 1 week. | ||
| Special Instructions: | Samples must be aliquoted into an amber ascorbic acid tube within 15 minutes of collection. Tubes are available at UMMC_East Referral/Sendouts, FSH, FNH, Lakes Medical Center, FRH and FRMC. | ||
Collection Instructions
| Specimen: | Urine, random collection |
| Optimal Volume: | 8 mL |
| Minimum\Peds Volume: | 2 mL |
| Container: | Plastic leakproof container, sterile |
| Patient Preparation: | If this is an initial test for Pyrroles, discontinue taking any B6 or zinc one week prior to collection. If retesting, take supplements as usual.
Femal patients: DO NOT collect specimen during menstrual cycle. |
| Causes for Rejection: | Ascorbic acid not used to maintain specimen stability. Room temperature or refrigerated specimens. Specimens not protected from light. |
Processing and Shipping
| Specimen Processing: | Aliquot urine into an amber ascorbic acid plastic tube within 15 minutes of collection. Do not transfer ascorbic acid to collection container. Fill with urine, no less than 1/2 full and no more than 3/4 full (approximately 2-8 mL). Mix and freeze immediately. Store frozen. Do not thaw. Protect from light. |
| Shipping Instructions: | Ship overnight on dry ice. |
| Stability: | 30 days frozen. Room temperature or refrigerated samples are unacceptable. |
| Test Performed at or Referral Lab | Lab Sendouts (BioCenter Laboratory via Quest) |
| Referral Lab number: | 437 |
Interpretive
| Reference Range: | 0-20 µg/dL |
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