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Test Code LAB20649 Kidney Stone Analysis

Department

Send Outs

Reference Lab Test Number

CALC

Collection Requirements

Please provide source on container (if known). If multiple stones need testing, each stone must be placed in a separate container. An order must be sent for each stone. Please call lab for handling of stones of non-renal origin (e.g. gall bladder)

Refer To

Mayo Clinic Laboratories

Primary Collection Container

Sterile Container

Transport

Ambient

Preferred Transport Temperature

Ambient

Processing

Collect stone, fragments or filtered material and place in a clean, dry, sterile screw capped plastic container.

Stability

Ambient: 12 months

Refrigerated: 12 months

Frozen: 12 months

Reference Range

See Report

Methodology

FTIR/Gravimetric

Performed

Monday-Friday

Reported

3-5 days

CPT Codes

82365

Unacceptable Conditions

Samples should be free of tissue, liquids and non-stone debris. Samples wrapped in or attached to tape may prevent analysis. Do not send sample with a collection device (filter, syringe etc). Samples in preservative are not acceptable.