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CEA, Pleural Fluid [17584X]
Test Code175848
CPT Codes
82378
Preferred Specimen
3 mL pleural fluid submitted in a sterile plastic leak-proof container
Minimum Volume
2 mL
Transport Temperature
Frozen
Specimen Stability
Room temperature: 7 days
Refrigerated: 28 days
Frozen: 28 days
Refrigerated: 28 days
Frozen: 28 days
Methodology
Immunoassay (IA)
This test was performed using the Siemens (Bayer) Chemiluminescent method. Values obtained from different assay methods cannot be used interchangeably. CEA levels, regardless of value, should not be interpreted as absolute evidence of presence or absence of disease.
Setup Schedule
Set up: Tues-Sat; Report available: 1-2 days
Reference Range
<10.0 ng/mL
Clinical Significance
Determination of CEA in pleural fluid is useful in the diagnosis/classification of malignant effusions of the lung