Fluoride, Urine Test (2090U)
| Analysis Code |
2090U |
| Test Name |
Fluoride, Urine |
| Test Includes |
Creatinine [Colorimetry], Fluoride (Creatinine corrected) [ISE], Fluoride [ISE] |
| Compound Synonym(s) |
F |
| Purpose |
Exposure Monitoring/Investigation; Overexposure/Poisoning Determination |
| Category |
Metal/Element, Biological Marker (Renal) |
| Method(s) |
Colorimetry (C)
Ion Specific Electrode (ISE) |
| Specimen Requirements |
6 mL Urine |
| Transport Temperature |
Refrigerated |
| Specimen Container |
Plastic container (Acid washed or Trace metal-free) |
| Special Handling |
Avoid exposure to gadolinium-based contrast media for 48 hours prior to sample collection. |
| Light Protection Required |
Not Required |
| Stability |
Room Temperature: 7 day(s)
Refrigerated: 7 day(s)
Frozen (-20 °C): 30 day(s) |
| Rejection Criteria |
None |
| Day(s) Test Set-up |
[Colorimetry] Monday-Saturday 2nd Shift 1 day
[ISE] Wednesday 2 days |
| Suggested CPT Code |
[Colorimetry] 82570
[ISE] 82735 |
Reflex Testing
(when required, addl' fee may apply) |
6022U - Specific Gravity Confirmation, Urine |
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