| Number | Ratio (%) |
---|---|---|
Cerebrovascular events | 14 | 73.7 |
  Ischemic infarctions | 12 | 85.7 |
  Intracranial hemorrhages | 3 | 21.4 |
Posterior reversible encephalopathy syndrome | 7 | 36.8 |
  Headache | 5 | 71.4 |
  Encephalopathy | 2 | 28.6 |
  Seizures | 1 | 14.3 |
Spinal cord involvement | 3 | 15.8 |
Medulla oblongata involvement | 3 | 15.8 |
Hypertrophic cranial pachymeningitis | 2 | 10.5 |
Cerebellar ataxia | 2 | 10.5 |
Non-CNS entities associated with CNS involvement | 13 | 68.4 |
  Paranasal sinusitis | 11 | 84.6 |
  Autonomic nervous dysfunction | 2 | 15.4 |
  Orbital disease | 1 | 7.7 |