What Causes Long-Term Tinnitus?

Jun 26, 2022 Source: Cainiu Health

Dr. Xu Gang

Introduction

The patient’s chronic tinnitus is influenced by multiple factors, including environmental exposures, lifestyle habits, and uncontrolled sudden sensorineural hearing loss. Specifically: 1. Environmental factors: Prolonged exposure to noisy environments—whether at work, home, or during study—can damage the inner ear and trigger tinnitus. 2. Lifestyle habits: Some patients develop tinnitus due to prolonged and excessive use of telephones or headphones.

Anyone who has experienced tinnitus knows that individuals with tinnitus often have difficulty hearing sounds clearly—a condition that significantly impairs both work performance and daily life. Frequent or persistent tinnitus is considered an abnormal symptom. So, what causes chronic (long-standing) tinnitus?

Causes of Chronic Tinnitus

Chronic tinnitus is influenced by multiple factors, including environmental exposures, lifestyle habits, and uncontrolled sudden sensorineural hearing loss. Specific causes include:

Environmental factors: Prolonged exposure to noisy environments—such as at work, home, or school—can damage the inner ear and trigger tinnitus.
Lifestyle habits: Excessive use of telephones or headphones over extended periods may contribute to tinnitus in some individuals.

Uncontrolled sudden sensorineural hearing loss: Some patients develop sudden hearing loss; if inadequately treated or poorly managed, this can lead to persistent tinnitus.
Chronic suppurative otitis media and secretory otitis media: Patients with chronic suppurative otitis media or secretory otitis media may develop long-term tinnitus if these conditions are not actively treated and effectively managed.

Age-related inner ear degeneration and impaired microcirculation: In elderly patients, chronic tinnitus is commonly associated with age-related decline in inner ear function and insufficient blood supply to the inner ear via the microcirculation. Such individuals should avoid prolonged exposure to loud or noisy environments.

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What Causes Chronic Tinnitus?

1. Neurasthenia: Tinnitus is also closely associated with social environment and psychological factors. Individuals experiencing depression or anxiety may develop tinnitus. Patients with neurasthenia frequently report tinnitus, which typically presents with variable pitch and is often bilateral, accompanied by symptoms such as headache, dizziness, insomnia, and vivid dreams. Additionally, in cases of physical debility, tinnitus may result from reduced vascular tone and inadequate local blood supply.

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What Causes Persistent Tinnitus?

Prolonged tinnitus may result from otitis media or a foreign body in the ear, or it may be caused by disorders of the auditory system or systemic diseases. Insufficient rest or frequent late-night activity can also trigger tinnitus. Patients with severe tinnitus should promptly visit the Department of Otolaryngology at a hospital for relevant examinations to identify the precise underlying cause, followed by appropriate pharmacological treatment and careful attention to ear hygiene.

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What Causes Chronic Tinnitus?

If tinnitus persists for a prolonged period, it may originate from the central nervous system—specifically, the brain—or may be generated centrally within the brain itself. At this stage, proper self-care is essential: become attuned to your body’s signals, seek medical attention promptly, and undergo evaluation by an otolaryngologist (ENT specialist) to identify the underlying cause and initiate appropriate treatment. Vasodilators may be prescribed; moreover, patients with chronic tinnitus may benefit from combination therapy using multiple vasodilators.