APPROACH TO THE DIAGNOSIS OF NEUROLOGICAL DISEASE: Episodic Impairments of Consciousness, Falls, and Drop Attacks; Delirium, Stupor, and Coma; Intellectual and Memory Impairments; Personality and Behavior Disturbances; Aphasia, Apraxia, and Agnosia; Difficulties with Speech and Swallowing; Disturbances of Vision; Eye Movement, Pupillary, and Eyelid Disorders; Dizziness, Vertigo, and Hearing Loss; Disturbances of Taste and Smell; Brainstem Syndromes; Walking Disorders; Hemiplegia and Monoplegia; Paraplegia and Spinal Cord Syndromes; Proximal, Distal, and Generalized Weakness; Muscle Pain and Cramps; The Floppy Infant; Sensory Abnormalities of the Limbs, Trunk, and Face; Sexual and Sphincter Dysfunction; Arm and Neck Pain; Low Back and Lower Limb Pain; NEUROLOGICAL DISEASES: Neurological Complications of Systemic Diseases; Trauma of the Nervous System; Vascular Diseases of the Nervous System; Neuro-Oncology; Infections of the Nervous System; Multiple Sclerosis and Other Inflammatory Demyelinating Diseases of the Central Nervous System; Anoxic and Ischemic Encephalopathies; Toxic and Metabolic Encephalopathies; Deficiency Diseases; Effect of Toxins and Physical Agents on the Nervous System; Brain Edema and Disorders of Cerebrospinal Fluid Circulation; Developmental Disorders of the Nervous System; Developmental Disabilities; Inborn Errors of Metabolism; Neurocutaneous Syndromes; The Dementias; The Epilepsies; Disorders of Sleep; Headache and Other Craniofacial Pain; Cranial Neuropathies; Movement Disorders; Cerebellar and Spinocerebellar Disorders; Disorders of Bones, Joints, and Cartilage; Disorders of Upper and Lower Motor Neurons; Disorders of Nerve Roots and Plexuses; Peripheral Neuropathies; Disorders of Neuromuscular Transmission; Disorders of Skeletal Muscle; Neurological Problems of the Newborn; Neurological Problems of Pregnancy; Pain Management; APPENDIXES: Incidence and Prevalence of Neurological Disorders; Electromyography; Clinical Neurogenetics; Neuroendocrinology.