Chromium, Urine
| Abbrev Code: | ARMISC | ||
| Order Code: | LAB4909 | Order Name: | Laboratory Miscellaneous Order |
| Methodology: | Inductively coupled plasma/mass spectrometry | ||
| CPT Codes: | 82495 x1 | ||
| Turnaround Time: | Specimens are sent to reference laboratory Mon-Sat; results are reported in 1-5 days. | ||
| Compliance: | For tests developed and validated by ARUP (previously referred to as Compliance Statement B, C or D). This test was developed and its performance characteristics determined by ARUP Laboratories. It has not been cleared or approved by the U.S. Food and Drug Administration. This test was performed in a CLIA certified laboratory and is intended for clinical purposes. |
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Collection Instructions
| Specimen: | Urine, random or 24 hour collection |
| Optimal Volume: | Submit entire collection; analysis requires 1 mL |
| Container: | 3 L plastic jug Alternate Containers: Plastic leakproof container, sterile |
| Collection Instructions: | Specimen should be refrigerated during collection. ARUP studies indicate that refrigeration of urine alone, during and after collection, preserves specimens adequately, if tested within 14 days of collection. |
| Patient Preparation: | Diet, medication and nutritional supplements may introduce interfering substances. Patients should be encouraged to discontinue nutritional supplements, vitamins, minerals and non-essential over-the-counter medications (upon the advice of their physician). High concentrations of iodine may interfere with elemental testing. Collection from patients with impaired kidney function should be avoided for a minimum of 14 days post contrast media exposure. |
| Causes for Rejection: | Acid preserved urine, Urine collected within 48 hours after admission of a gadolinium (Gd) containing contrast media (may occur with MRI studies.) Samples not aliquoted into ARUP metal-free plastic vials. |
Processing and Shipping
| Specimen Processing: | Mix collection well before aliquot is taken. Aliquot 8 mL, 1 mL minimum into 2 ARUP blue top metal free plastic vials. Regular aliquot tubes will be rejected. Record total volume and collection duration on transport tube and request form. Store in refrigerator. |
| Shipping Instructions: | Ship at refrigerated temperature. |
| Stability: | 1 week at room temperature; 2 weeks refrigerated; 1 year frozen. |
| Test Performed at or Referral Lab | Lab Sendouts (ARUP) |
| Referral Lab number: | 25068 |
Interpretive
| Reference Range: |
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