Disorders of the Central and Peripheral Nervous Systems and Neuromuscular Junction

Arteriovenous malformation (AVM)

Astrocytoma

Autonomic hyperreflexia (dysreflexia)

Bacterial meningitis

Botulism

Brain abscess

Brudzinski sign

Cauda equina syndrome

Cerebral infarction

Cerebrovascular accident (CVA, stroke syndrome)

Cerebrovascular disease (CVD)

Cholinergic crisis

Chronic traumatic encephalopathy (CTE)

Closed brain injury

Cluster headache

Compound skull fracture

Compressive syndrome (sensorimotor syndrome)

Contrecoup injury

Contusion

Coup injury

Degenerative disk disease (DDD)

Diffuse brain injury (diffuse axonal injury [DAI])

Embolic stroke

Encephalitis

Ependymoma

Epidural (extradural) hematoma

Focal brain injury

Fungal meningitis

Glioblastoma multiforme (GBM)

Guillain-Barré syndrome

Headache

Hemorrhagic stroke

Human immunodeficiency virus–associated neurocognitive disorder (HAND)

Hypoperfusion (hemodynamic stroke)

Intracerebral hematoma

Intracranial aneurysm

Irritative syndrome (radicular syndrome)

Ischemic stroke

Kernig sign

Lacunar stroke (lacunar infarct, small vessel disease)

Low back pain (LBP)

Meningioma

Meningitis

Metastatic brain tumor

Migraine

Mildtraumatic brain injury (mild concussion)

Moderate traumatic brain injury (moderate concussion)

Multiple sclerosis (MS)

Myasthenia gravis (MG)

Myasthenic crisis

Neurofibroma (benign nerve sheath tumor)

Neurofibromatosis type 1 (NF)

Neurofibromatosis type 2 (NF)

Neurogenic shock

Ocular myasthenia

Oligodendroglioma

Open brain injury

Penumbra (ischemic penumbra)

Postconcussion syndrome

Posttraumatic seizure (epilepsy)

Primary brain (intracerebral) tumor (glioma)

Primary spinal cord injury

Primary spinal cord tumor

Purpura fulminans

Radiculopathy

Sciatica

Secondary brain injury

Secondary spinal cord injury

Severe traumatic brain injury (severe concussion)

Spinal cord abscess

Spinal shock

Spinal stenosis

Spondylolisthesis

Spondylolysis

Subarachnoid hemorrhage (SAH)

Subdural hematoma

Tension-type headache (TTH)

Thrombotic stroke (cerebral thrombosis)

Transient ischemic attack (TIA)

Traumatic brain injury (TBI)

Vertebral injury

Viral meningitis (aseptic meningitis)

West Nile virus (WNV)