| Designation | Key |
|---|---|
| Endocrine surgery | VC21 |
| Diagnosis and treatment of (congenital) diseases of the endocrine glands (thyroid, parathyroid, adrenal gland, diabetes) | VK05 |
| Native sonography | VR02 |
| One-dimensional Doppler sonography | VR03 |
| Duplex sonography | VR04 |