H61.323

Clinical Causes: Chronic or recurrent ear infections (otitis externa or media) Prolonged or repeated inflammation leading to tissue scarring or swelling Trauma or injury to the ear canal, such as self-injury or use of hearing devices Certain skin conditions affecting the ear canal, including eczema or psoriasis Previous ear surgeries that result in scar tissue formation Exposure to environmental irritants, such as water, dust, or chemical agents Use of ototoxic medications that damage ear canal tissues

Key Symptoms: Reduced or muffled hearing in affected ears A sensation of fullness or pressure in the ears Discomfort or pain, especially if inflammation persists Itching or irritation within the ear canal Possible discharge if infection persists or worsens Tenderness around the ear or jaw Episodes of recurrent ear infections Difficulty cleaning or maintaining ear hygiene due to narrowing

Diagnosis Path: Diagnosis usually involves a thorough clinical examination by an ENT specialist, including otoscopy to visualize the ear canal. The doctor assesses the degree of narrowing, inflammation, and any signs of infection. Audiometric testing may be performed to evaluate hearing loss. Additional imaging, like a CT scan, can be considered if structural abnormalities or complications are suspected. The diagnosis is confirmed through medical history, physical examination, and, if necessary, hearing assessments.

Treatment Protocols: Management of acquired stenosis aims to relieve symptoms, treat underlying causes, and prevent complications. Approaches include: - **Medical therapy:** Use of topical or oral antibiotics or anti-inflammatory medications to control infection and reduce inflammation. - **Ear canal cleaning:** Carefully performed by a healthcare professional to remove debris and prevent buildup. - **Surgical intervention:** Procedures like ear canal dilation or canaloplasty may be necessary for severe or persistent narrowing. - **Preventive measures:** Keeping the ear dry, avoiding irritants, and following care instructions to prevent recurrence. In some cases, regular monitoring and ongoing treatment are essential to maintain ear health and function.