Carcinoembryonic Antigen

Overview

  • EPIC Code:
  • LAB57
  • Soft Test Code:
  • CEA
Alternate Names
  • Carcinoembryonic Ag
  • CEA

Specimen Collection & Preparation

Patient Preparation

Patient should discontinue taking Biotin, Vitamin B7, or Vitamin H 48 hours before getting blood drawn.


Specimen Requirements:

-OR-

1.0 mL Serum in a SST Gold Top Tube
Minimum Volume:
0.2 mL Serum*

* This volume does not allow for repeat testing

Processing Instructions:

Centrifuge and separte from specimens stable within 24 hours of collection 


Transport and Storage:
  • Ambient (18-24°C): 7 Days
  • Refrigerated (2-8°C): 14 Days

Clinical Interpretation

Reference Range:

0.0 - 6.5 ng/mL


Test Comments:

Patients taking vitamin supplements containing doses of >5 mg/day may have falsely decreased test results generated.


Methodology:
  • Electrochemiluminescence (ECLIA)

Production Schedule

Sites Performed
  • Parkview Regional Medical Center
Days Performed
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Departments
  • Chemistry
Turn Around Time

Same Day/1 to 2 days


Coding & Compliance

CDM

01489169


CPT Coding

82378


Medical Necessity May Apply