Acute eczema of the auricle is mainly caused by contact with allergens in the auricle or by the patient eating allergy-prone food, which induces an acute allergic reaction in the auricle, clinically manifesting as flushing of the auricular skin and exudation and other related changes on the skin surface. Sometimes eczema can be accompanied by infection and pain. For this condition, anti-allergy ointment can be applied to the surface of the ear, or the patient can take oral antihistamine medication. Patients with auricular suppurative chondritis, which is a purulent infection between the auricular cartilage membrane and cartilage, can have pain in the ear in the early stages, some surface skin itching, and further development can result in diffuse redness and swelling of the entire ear, and even fluctuating sensations, and patients can develop a generalized fever and other related changes. The patient can develop a generalized fever and other related changes. Clinically, this condition requires anti-inflammatory treatment with an adequate amount of antibiotics.