Itching inside the ear, common causes are local or systemic lesions.
1. Ear local lesions: itchy ear is most commonly caused by local lesions of the ear itching sensation, seborrheic dermatitis, eczema of the external auditory canal, diffuse otitis externa, the release of inflammatory mediators can also cause itchy ear; external auditory canal mycosis, the fungus can stimulate the surface layer of the skin, invade the deeper part of the ear, causing the ear burning itchy sensation; in addition, psoriasis, foreign body in the ear, frostbite of the auricle, etc., can cause itchy ear.
2. Systemic lesions: common diabetic patients, dry skin patients, bile duct obstruction, increased bile salts in the body can also cause ear itching.
The causes of itchy ears are many, it is recommended that the patient in the hospital to identify the cause of the disease, under the guidance of a professional doctor for active treatment, so as not to delay the condition.