Table 2.
Clinical Manifestations of the 33 N2O-Abuse Patients Included in This Study
| Clinical Data | N | Percentage |
|---|---|---|
| Symptoms | ||
| Numbness | 27 | 81.8 |
| Weakness | 27 | 81.8 |
| Unsteady gait | 15 | 45.5 |
| Cognitive decline | 8 | 24.2 |
| Vertigo and vomiting | 4 | 12.1 |
| Tremor | 3 | 9.1 |
| Urinary incontinence | 2 | 6.1 |
| Vision decline | 1 | 3.0 |
| Signs | ||
| Sensory deficit | 30 | 90.9 |
| Quadriparalysis | 27 | 81.8 |
| Vibration and position sense impairment | 24 | 72.7 |
| Sensory level | 4 | 12.1 |
| Hyporeflexia | 28 | 84.8 |
| Hyperreflexia | 5 | 15.2 |
| Babinski’s sign | 3 | 9.1 |
| Lhermitte’s sign | 6 | 18.2 |
| Romberg’s sign | 18 | 54.5 |
| Ataxia | 20 | 60.6 |