Published on November 05, 2018

Immunoglobulin Subclass 4

Tube Type = Orange Top

Tube Type

Test ID   LAB1000
EPIC Order
   IMMUNOGLOBULIN SUBCLASS 4
CPT Code(s)   82787
Group/Individual Test   Individual
Laboratory   Core Referral Testing
Tube Station   30
Specimen Routine: 4 mL blood/gold SST tube
  Micro: 1.5 mL blood
Availability Routine: Reference Laboratory - Mayo Clinic Laboratories
Turnaround Time   3-5 Days
Reference Range Normal: See Separate Report.

Reviewed by J. Carr on December 30, 2025

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