| B. burgdorferi | Borrelia burgdorferi |
| CNS | Central nervous system |
| CSF | Cerebrospinal fluid |
| CT | Computed tomography |
| EFNSs | European Federation of Neurological Societies |
| IQR | Interquartile range |
| LAFOV | Long axial field of view |
| MBq | Megabecquerel |
| MFI-20 | Multidimensional Fatigue Inventory-20 |
| MIP | Maximum intensity projection |
| MoCA | Montreal Cognitive Assessment |
| MRI | Magnetic resonance imaging |
| NB | Neuroborreliosis |
| NET | Neuroendocrine tumor |
| PET | Positron emission tomography |
| PSF | Point spread function |
| REDCap | Research Electronic Data Capture |
| SF-36 | Short Form (36) Health Survey |
| SSTR2 | Somatostatin receptor subtype 2 |
| SUVmax | Maximum standardized uptake value |
| SUVmean | Mean standardized uptake value |