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Glucose, Pleural Fluid
Test Code17425
CPT Codes
82945
Preferred Specimen
1 mL pleural fluid submitted in a sterile leak-proof container
Minimum Volume
0.5 mL
Transport Temperature
Refrigerated (cold packs)
Specimen Stability
Room temperature: 7 days
Refrigerated: 28 days
Frozen: 28 days
Refrigerated: 28 days
Frozen: 28 days
Methodology
Spectrophotometry (SP)
Setup Schedule
Set up: Daily; Report available: 1 day
Reference Range
Reference range approximates that found in serum
Clinical Significance
Decreased pleural fluid glucose is most consistent with rheumatoid arthritis and grossly purulent parapneumonic exudates.