Ian Purcell MD PhD Otoneurology Call 858 223 2172

Specialties

Conditions and clinical areas treated by the practice.

Specialty otoneurology Clinical neurology, vestibular diagnostics, and patient education in one connected care model.
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Patient guide

Spatial Disorientation in Aviation / Aerospace Environments

Spatial disorientation is a mistaken perception of position, motion, or attitude. Flight and changing gravity can make vision, the inner ear, and body sensation disagree, and vestibular evaluation helps sort an in-fli...

VestibularEducation
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Patient guide

Vestibular Disorders

Vestibular disorders encompass a range of conditions affecting the vestibular system, which is crucial for maintaining balance and spatial orientation. Types include Benign Paroxysmal Positional Vertigo (BPPV), labyri...

VestibularNeurologyDiagnostics
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Patient guide

Vertigo (BPPV)

Benign Paroxysmal Positional Vertigo (BPPV) is a common cause of vertigo that results from dislodged calcium carbonate crystals in the inner ear. It causes short, intense episodes of dizziness with changes in head pos...

VestibularDiagnosticsEducation
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Patient guide

Meniere’s Disease

Meniere's Disease is a disorder of the inner ear causing severe dizziness (vertigo), ringing in the ears (tinnitus), hearing loss, and a feeling of fullness or congestion in the ear. It typically affects only one ear...

VestibularNeurologyEducation
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Patient guide

Viral Neuronitis / Labyrinthitis

These conditions involve inflammation of the inner ear or the nerves that connect the ear to the brain, often due to a viral infection. Symptoms include vertigo, dizziness, balance issues, and in the case of labyrinth...

VestibularNeurologyDiagnostics
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Patient guide

Nystagmus

Nystagmus is defined as any rhythmic, involuntary oscillation of the eyes. It can be physiological or pathological, generally maintaining a forward gaze due to balanced input from both left and right vestibular systems.

VestibularNeurologyDiagnostics
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Patient guide

Gait Ataxia

Gait ataxia is a form of ataxia (lack of muscle control) that affects walking and is characterized by uncoordinated movement. It's often a sign of underlying neurological disorders, including multiple sclerosis, cereb...

NeurologyEducation
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Patient guide

Tinnitus

Tinnitus is characterized by hearing noises in the ears that are not caused by an external source. Types include subjective (only the person hears the noise) and objective (the noise can be heard by others). It can be...

VestibularNeurologyEducation
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Patient guide

Hearing Loss

Hearing loss can result from damage to different parts of the ear, including the outer, middle, and inner ear, as well as the pathways that lead to the brain. Types include sensorineural, conductive, and mixed hearing...

VestibularEducation
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Orthostatic Hypotension

Orthostatic hypotension represents a significant drop in blood pressure upon standing, often observed in elderly patients. It's clinically marked by a decrease in systolic blood pressure by at least 20mm Hg or diastol...

NeurologyDiagnosticsEducation
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Neuropathy

Neuropathy, or peripheral neuropathy, involves damage or dysfunction of one or more nerves, resulting in numbness, tingling, muscle weakness, and pain in the affected area. Causes can range from diabetes and infection...

NeurologyDiagnosticsEducation
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Patient guide

Trigeminal Neuralgia

Trigeminal Neuralgia is a chronic pain condition affecting the trigeminal nerve, which carries sensation from your face to your brain. Known for causing extreme, sporadic, and sudden burning or shock-like facial pain,...

NeurologyEducation
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Patient guide

Parkinson's Disease

Parkinson's Disease is a progressive nervous system disorder that affects movement. Symptoms start gradually, sometimes starting with a barely noticeable tremor in just one hand. Though tremors are common, the disorde...

NeurologyEducation
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Patient guide

Neuromuscular Disorders

Neuromuscular disorders encompass a wide range of conditions that impair the function of muscles and the nerves that control them. These disorders can result from genetic, autoimmune, or degenerative processes, leadin...

NeurologyDiagnosticsEducation
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Sleep Disorders

Sleep disorders are conditions that significantly affect an individual's ability to achieve restful, restorative sleep, leading to various health and lifestyle impacts. Understanding and managing these conditions is c...

SleepEducation
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Cardiac Arrhythmias

Cardiac Arrhythmias occur when there's a disruption in the heart's electrical system, leading to irregular heartbeats. While many arrhythmias are harmless, some can be serious and even life-threatening.

DiagnosticsEducation
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