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Test Code 62871890 Crystal Analysis

Important Note

Swabs Unacceptable

Performing Laboratory

Torrance Memorial Laboratories

Specimen Requirements

Submit 1 of the following specimens (MUST arrive within 24 hours of collection):
 

Specimen Type: Fluid or fresh tissue

Container/Tube:

 

Fluid:  Sodium Heparin without gel or other sterile container. Swabs unacceptable

 

Tissue:  Sterile container for crystals only. (If physician suspects gout, it should be not be put in formalin as it will remove crystals from the tissue

Specimen Volume: 2 mL (fluid)

Specimen Minimum Volume:  0.5mL (fluid)

Additional Instructions:

1. If specimen is not submitted the same day of collection, send specimen refrigerated.

2. If submitting tissue, DO NOT PLACE IN FORMALIN.

3. If a tissue culture is requested along with the tissue crystals, it is preferred that the specimen is split, one sample in sterile container for culture, the other in a sterile container for crystals.

4. Tissue specimens are to be sent to Pathology for evaluation.

Specimen Transport Temperature

Ambient/Refrigerated OK

 

Storage Temp Stability

Methodology

Compensated Polarized Light Microscopy

Reference Range

Absent

If present, crystals are identified.

Day(s) Test Set up/TAT

Performed:

Daily

Aliases

None

CPT Code

89060