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Test Code SFCRY Crystal Identification, Synovial Fluid

Performing Laboratory

MaineGeneral Medical Center

Specimen Requirements

Collect 1mL of synovial fluid in a green-top (heparin) tube. Forward to the laboratory promptly. Synovial fluid should be examined for crystals with in a few hours after collection.

Note: 

1. Non-anticoagulated specimens are also acceptable.

2. Label specimen with patient’s name (first and last), date of birth, date and time of collection, and collector’s initials.

Test Classification and CPT Coding

89060

Reference Values

No crystals seen in synovial fluid

Day(s) Test Set Up

Monday through Sunday