| Code | Description | Comment | Version |
| AS | Angioscopy | deprecated | added v2.3, removed after v2.8.2 |
| BS | Biomagnetic imaging | deprecated | added v2.3, removed after v2.8.2 |
| CD | Color flow Doppler | deprecated | added v2.3, removed after v2.8.2 |
| CP | Colposcopy | deprecated | added v2.3, removed after v2.8.2 |
| CR | Computed radiography | deprecated | added v2.3, removed after v2.8.2 |
| CS | Cystoscopy | deprecated | added v2.3, removed after v2.8.2 |
| CT | Computed tomography | deprecated | added v2.3, removed after v2.8.2 |
| DD | Duplex Doppler | deprecated | added v2.3, removed after v2.8.2 |
| DG | Diapanography | deprecated | added v2.3, removed after v2.8.2 |
| DM | Digital microscopy | deprecated | added v2.3, removed after v2.8.2 |
| EC | Echocardiography | deprecated | added v2.3, removed after v2.8.2 |
| ES | Endoscopy | deprecated | added v2.3, removed after v2.8.2 |
| FA | Fluorescein angiography | deprecated | added v2.3, removed after v2.8.2 |
| FS | Fundoscopy | deprecated | added v2.3, removed after v2.8.2 |
| LP | Laparoscopy | deprecated | added v2.3, removed after v2.8.2 |
| LS | Laser surface scan | deprecated | added v2.3, removed after v2.8.2 |
| MA | Magnetic resonance angiography | deprecated | added v2.3, removed after v2.8.2 |
| MS | Magnetic resonance spectroscopy | deprecated | added v2.3, removed after v2.8.2 |
| NM | Nuclear Medicine (radioisotope study) | deprecated | added v2.3, removed after v2.8.2 |
| OT | Other | deprecated | added v2.3, removed after v2.8.2 |
| PT | Positron emission tomography (PET) | deprecated | added v2.3, removed after v2.8.2 |
| RF | Radio fluoroscopy | deprecated | added v2.3, removed after v2.8.2 |
| ST | Single photon emission computed tomography (SPECT) | deprecated | added v2.3, removed after v2.8.2 |
| TG | Thermography | deprecated | added v2.3, removed after v2.8.2 |
| US | Ultrasound | deprecated | added v2.3, removed after v2.8.2 |
| XA | X-ray Angiography | deprecated | added v2.3, removed after v2.8.2 |