Neurological

1 Aneurysm
2. Brain death (irreversible cessation of whole
brain function)
3. Congenital neurological abnormalities (e.g., AV
malformation)
4. Encephalopathy (e.g., anoxic, hypoxic-ischemic,
metabolic, infectious)
5. Head trauma (e.g., blunt, penetrating skull
fractures)
6. Hydrocephalus
7. Intracranial hemorrhage/intraventricular
hemorrhage (e.g., subarachnoid, epidural,
subdural)
8. Neurologic infectious disease (e.g., viral,
bacterial)
9. Neuromuscular disorders (e.g., muscular
dystrophy, Guillain-Barré, myasthenia gravis)
10. Neurosurgery
11. Seizure disorders
12. Space-occupying lesions (e.g., brain tumors)
13. Stroke (e.g., ischemic, hemorrhagic)