Auricle is always itchy consider auricular pseudocyst, external ear eczema, diffuse otitis externa and so on. 1. Auricular pseudocyst: also called auricular non-purulent chondritis, preferred in adults aged 20 to 50 years old, more men than women, unilateral auricle is common. There may be swelling, fluctuation, burning or itching, often painless or only slightly painful. 2. Eczema of the outer ear: it is an inflammatory reaction of the auricle, external auditory canal and its surrounding skin, which is mainly characterized by itching and polymorphic rash. Acute eczema itching, accompanied by burning sensation, mostly in infants and young children. Chronic eczema in addition to itching, but also accompanied by mild tinnitus. 3. Diffuse otitis externa: chronic diffuse otitis externa can appear itchy ear canal, there is a small amount of secretion, pressure has pain. Ear always itchy there may be other reasons, such as symptoms suggest timely to the otorhinolaryngology, improve the examination to clarify the cause of the disease, to give targeted treatment or treatment.