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Stone Analysis without Image : 90253
Test CodeKSAQ or 90253
Alias/See Also
Calculus Analysis
CPT Codes
82365
Includes
Components and Weight
Instructions
Dry stone(s) (kidney, gall bladder, urinary bladder, salivary, prostate, filtered material) collected in a sterile screw cap container.
Transport Container
The dried stone(s) should be submitted in a sterile screw cap container or collection cup. Do not use tape on the stone(s).
Transport Temperature
Room temperature.
Specimen Stability
Room temperature: 1 year; Refrigerated: 1 year; Frozen: 1 year
Methodology
Infrared Spectroscopy (Fourier Transformed Infra-Red Spectroscopy (FTIR)); Stone weight: Gravimetric
Setup Schedule
Sunday - Saturday
Report Available
2-3 days (From receipt at performing laboratory)
Limitations
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics Nichols Institute Valencia. It has not been cleared or approved by the US Food and Drug Administration. This assay has been validated pursant to the CLIA regulations and is used for clinical purposes.
Reference Range
See Laboratory Report.
Clinical Significance
Stone analysis is used in determining the etiology of stones. The results are often useful in determining the cause and treatment.
Performing Laboratory
Quest Diagnostics