The right ear itch is clinically a harbinger of the following diseases, 1. fungal otitis externa, this condition mainly manifests as dry and itchy ears, generally not accompanied by ear water, may be secondary to the patient’s history of footrot, or long-term application of antibiotic ear drops, or systemic long-term application of antibiotics and other triggering causes, generally when the examination can also be seen in the ear canal fungal mycelium changes, clinical general treatment of local application of antifungal drugs. In addition to itchy eczema in the external auditory canal, the patient is usually allergic to eczema, and in this case, most patients can recover well with oral treatment with antihistamines and in-canal application of anti-allergy medication. 3. Irritation may also cause localized itching inside the ear.