Anatomic region | Condition |
Cerebral cortex | Intracranial hemorrhage (SAH)* |
Head trauma (EDH, SDH)* |
Stroke (thrombotic or embolic)* |
Brain tumor* |
Postictal Todd paralysis |
Hemisyndrome migraine |
Alternating hemiplegia of childhood |
Spinal cord | Spinal cord trauma (eg, EDH)* |
Spinal cord tumor* |
Discitis (vertebral osteomyelitis) |
Epidural abscess* |
Transverse myelitis |
Vascular abnormality (ie, stroke) |
Anterior horn cell | Poliomyelitis, other enteroviruses, acute flaccid myelitis* |
Peripheral nerve | Guillain-Barré syndrome* |
Ciguatera poisoning* |
Heavy metal poisoning (eg, arsenic, mercury)* |
Paralytic shellfish poisoning* |
Acute intermittent porphyria* |
Other acquired peripheral neuropathy¶ |
Neuromuscular junction | Botulism* |
Myasthenia gravis* |
Organophosphate poisoning* |
Neurotoxic snake envenomation* |
Tick paralysis* |
Muscle | Rhabdomyolysis* |
Viral myositis |
Pyomyositis |
Periodic paralysis (may be associated with high, low, or normal potassium) |
Trichinellosis |
Other | Electrolyte disturbance (eg, hypokalemia, hypophosphatemia, hypocalcemia, hyponatremia)* |
Drug-relatedΔ |
Conversion disorder |