Signs of possible autonomic dysfunction21
| Evaluation | Symptom |
| Eyes | Abnormal pupillary reflexes |
| Cardiovascular system | Orthostatic hypotension Supine hypertension |
| Gastrointestinal system | Constipation Dysphagia |
| Urinary tract | Incontinence Nocturia |
| Sexual dysfunction | Erectile dysfunction |
| Sweat glands | Patchy sweating |