H81.23

Clinical Causes: Viral infections: Often, vestibular neuronitis is triggered by viruses such as herpes simplex, which cause inflammation of the vestibular nerve. Immune response: An autoimmune reaction in response to infection may contribute to nerve inflammation. Injury or trauma: Head injuries or ear surgeries can sometimes lead to inflammation of the vestibular nerve. Other infections: Less commonly, bacterial or fungal infections can lead to this condition.

Key Symptoms: Intense vertigo or spinning sensation, often sudden in onset. Balance difficulties and unsteadiness, especially when walking. Nausea and vomiting, associated with severe dizziness. Sensitivity to head movements that worsen symptoms. Potential hearing loss or tinnitus in some cases, though less common in bilateral cases.

Diagnosis Path: To diagnose bilateral vestibular neuronitis, healthcare providers typically perform a comprehensive medical history review and physical examination. Specialized balance and neurological tests, such as the head impulse test, caloric testing, and Vestibular Evoked Myogenic Potentials (VEMP), help confirm the diagnosis. Imaging studies like MRI may be used to rule out other inner ear or neurological conditions. Since symptoms can mimic other disorders, an accurate diagnosis hinges on identifying the characteristic presentation and excluding alternative causes.

Treatment Protocols: Management of bilateral vestibular neuronitis focuses on alleviating symptoms and supporting recovery. Common approaches include: - Medications: Vestibular suppressants such as antihistamines, anticholinergics, or benzodiazepines may be prescribed temporarily to decrease dizziness. - Vestibular rehabilitation therapy (VRT): A specialized form of physical therapy helps the brain compensate for lost vestibular function, improving balance and reducing dizziness over time. - Hydration and rest: Adequate hydration and rest are recommended during the acute phase. - Counseling: Supportive counseling may be helpful to cope with the impact of balance disturbances. While there is no specific cure for the inflammation itself, most individuals gradually improve with appropriate management and rehabilitation. Ongoing follow-up ensures tailored treatment and monitoring of recovery progress.