Dr. Grenier's conditions and procedures:

Abscess or Cyst Drainage or Aspiration

Abscess or Fluid Incision and Drainage

All Headaches (incl. Migraine)

Alzheimer's Disease

Ataxia

Autoimmune Diseases

Autonomic Disorders

Bell's Palsy

Bone Cancer

Brain and Nervous System Cancer (incl. Gliomas, Astrocytoma, Schwannoma, Medulloblastoma, Chordoma)

Brain Cancer

Brain Disorders

Brain Surgery

Broken Neck

Carpal Tunnel Syndrome

Central Nervous System Lymphoma

Cerebral Hemorrhage

Cerebral Palsy

Cerebrospinal Fluid (CSF) Shunt - Insertion, Repair or Removal

Cerebrospinal Fluid Leak (CSF Leak)

Cerebrovascular Disease

Cervical Spine Myelopathy

Chiari's Deformity

Chronic Inflammatory Demyelinating Polyneuritis

Chronic Pain

Chronic Pain Syndrome

Complex Regional Pain Syndrome (CRPS)

Concussion

Confusion

Cranial Trauma

Craniectomy, Craniotomy, Surgery of Skull Base, Neuroendoscopy

Craniopharyngioma

Degenerative Disc Disease

Dementia

Diabetic Polyneuropathy

Difficulty With Walking

Diplopia

Dural Repair or Other Spinal Cord Repair

Dystonia

EEG (Electroencephalogram)

Epidural Block, Facet Blocks

Epidural Hematoma

Epilepsy

Essential Tremor

Fracture

Gait Abnormality

Headache

Herniated Disc

Herniated Disc Surgery

Hydrocephalus

Incision and Removal of Foreign Object

Inflammatory and Toxic Neuropathy

Insomnia

Intervertebral Disc Disease

Lamina Procedures (incl. Laminectomy, Laminoplasty, Laminotomy)

Low Back Pain

Lumbar Spine Fracture

Meningiomas

Migraine

Multiple Sclerosis (MS)

Myasthenia Gravis

Myelopathy

Myoclonus

Nerve Root Injury and Plexus Disorders (incl. Pinched Nerve)

Nerve Sheath Tumors

Neuroplasty

Neurostimulation

Normal Pressure Hydrocephalus

Optic Neuritis

Osteosarcoma

Parkinsonism

Parkinson's Disease

Pathological Spine Fracture

Peripheral Autonomic Neuropathy

Peripheral Nerve Disorders

Polyneuropathy

Post-Concussion Syndrome

Post-Laminectomy Syndrome

Radiculopathy (Not Due to Disc Displacement)

Reflex Sympathetic Dystrophy

Restless Leg Syndrome

Scoliosis

Secondary Malignancies

Seizure Disorders

Sleep Apnea

Sleep Disorders

Spina Bifida

Spinal Compression Fracture Repair

Spinal Cord Injury

Spinal Cord Stimulation

Spinal Cord Tumor

Spinal Fusion

Spinal Nerve Block

Spinal Reconstructive Surgery for Deformities

Spinal Stenosis

Spine Deformities

Spine Disorders

Spine Fractures, Traumatic

Spondylolisthesis

Spondylosis

Stereotactic Radiosurgery

Stereotactic Surgery

Stereotaxis

Stroke

Subarachnoid Hemorrhage

Subdural Hemorrhage

Syncope

Tension Headache

Thoracic Spine Fracture

Thoracic Spine Myelopathy

Thrombosis

Torticollis

Transient Ischemic Attack (TIA)

Traumatic Brain Injury

Tremor

Trigeminal Neuralgia

Vascular Disease

Vasculitis

Vertebral Column Tumors

Vertigo

Visual Field Defects