Test Directory

Test Code
CEAPL
Test Name
CEA, Pleural Fluid
CPT Codes
82378
Expected Turnaround Time
1 - 2 day
Clinical Utility

Determination of CEA in pleural fluid is useful in the diagnosis/classification of malignant effusions of the lung.

Specimen and Container Info

Specimen Type: Pleural Fluid

Collection Container: Sterile Container, Preservative Free

Desired Specimen Volume: 3 mL

Collection Instructions
  1. Collect pleural fluid.
Processing and Submission Instructions
  1. Transfer 3 mL of pleural fluid to a sterile aliquot tube (screw cap).
Transport Instructions

Transport to the laboratory frozen.

Stability Requirements

Room Temperature

7 days

Refrigerated

28 days

Frozen

28 days

Methodology
Immunoassay
Reference Intervals

See patient report.

Limitations

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.

Alternate Names
  • Thoracentesis Fluid
  • CEA, Chest Fluid
Reference Lab
Quest Diagnostics Nichols Institute
Testing Schedule
Routine, 4 times per week