Published on November 09, 2020

Thyroglobulin, Tumor Marker, FNA Needle Wash

Tube Type = Sterile with blue screw top

Container Type

FNA Biopsy Needle Wash

Test ID   LAB5770A
EPIC Order
   THYROGLOBULIN TUMOR MARKER, FNA NEEDLE WASH
CPT Code(s)   84432
Group/Individual Test   Group
Laboratory   Core Referral Testing
Tube Station   N/A
Specimen Routine: Saline needle wash from FNA Biopsy; See Comments 
Availability Routine: Reference Laboratory - Mayo Clinic Laboratories
Turnaround Time   3-4 days
Reference Range Normal: See separate report
 Comments  

Saline is the only acceptable solution for needle washings.

A minimum of 0.5mL is required for testing; however, the total collection volume should not exceed 1.5 mL.  Specimen volumes outside these parameters may be rejected.

Reviewed by J. Carr on December 15, 2025

UNC Hospitals
McLendon Clinical Laboratories
101 Manning Drive
Chapel Hill, NC 27514