Agreement Between Scan Interpretation and Clinical Diagnosis
| Indication | Imaging result | n | Clinical diagnosis |
| PD | Positive | 14 | PD (n = 12), dystonia (n = 1), normal-pressure hydrocephalus (n = 1) |
| Negative | 17 | Dystonia (n = 6), tremor (n = 3), essential tremor (n = 2), motor neurone disease (n = 2), episodic ataxia (n = 1), choreiform movement disorder (n = 1), posterior cortical atrophy (n = 1), diagnosis not established (n = 1) | |
| Multiple system atrophy | Positive | 1 | Multiple system atrophy (n = 1) |
| Negative | 0 | — | |
| DLB | Positive | 2 | DLB (n = 2) |
| Negative | 1 | Alzheimer disease (n = 1) |