Posted Date
Effective Date
Update Type
Specimen collection or handling and/or storage changed
CPT Code
86305
Order Code: HE4
Referral Laboratory: Mayo Medical Laboratories
Effective April 2, 2020, Specimen requirements for Human Epididymis Protein 4 (HE4) testing will now be the following, due to an instrument change at Mayo Medical Laboratories.
Current Specimen Minimum Volume |
0.5 mL |
New Specimen Minimum Volume |
0.75 mL |