| HNC | Head and neck |
| RMS | Rhabdomyosarcomas |
| NPC | Nasopharyngeal carcinoma |
| SCC | Squamous cell carcinoma |
| WHO | World Health Organization |
| EBV | Epstein–Barr virus |
| RT | Radiotherapy |
| OS | Overall survival |
| MRI | Magnetic resonance imaging |
| CT | Computed tomography |
| 18 FDG PET-CT | 18F-fluoro-deoxy-glucose positron emission tomography |
| DWI | Diffusion-weighted imaging |
| ADC | Apparent diffusion coefficient |
| AFNI | Analysis of Functional NeuroImages |
| ROI | Region of interest |
| ICC | Intraclass correlation coefficient |
| CI | Confidence intervals |
| PET | Positron emission tomography |