Test Code Billings Clinic: 8120 Esoterix: 500214 Growth Hormone Antibodies, Serum
Performing Laboratory
Endocrine Sciences Laboratories
Useful For
- hGH Antibody testing is useful in assessing patients who fail to respond to hGH replacement therapy.
- Approximately 5% of patients, who are hGH deficient receiving hGH replacement, will develop neutralizing antibodies.
Methodology
Radioimmunoprecipitation
Specimen Requirements
- Draw blood in a plain, red-top tube or red-gel tube.
- Spin down immediately, separate serum from cells within 1 hour of draw
- Send 1 mL of serum frozen in plastic vial.
Reference Values
Reference values are included with patient’s report.
Day(s) Test Set Up
Tuesday
Test Classification and CPT Coding
86277 - Growth hormone, human (HGH), antibody