| MRI | Magnetic resonance imaging |
| RR-MS | Relapsing–remitting multiple sclerosis |
| EDSS | Expanded Disability Status Scale |
| DMT | Disease-modifying therapy |
| IVIM | Intravoxel incoherent motion |
| DWI | Diffusion-weighted imaging |
| ADC | Apparent diffusion coefficient |
| D | Pure molecular diffusion |
| D* | Pseudo-diffusion |
| WI | Weighted imaging |
| FLAIR | Fluid-attenuated inversion recovery |