Consider folliculitis, scarring or paronychia. Folliculitis is usually treated with medication, while scars can be treated with medication in the early stages and surgical treatment and local injections in the middle and late stages. Paronychia can be treated without treatment or surgery. 1. Folliculitis mostly has painful conscious symptoms with redness around it, and can be treated with topical fusidic acid ointment or mupirocin ointment; 2. Scar bumps are usually formed later in life, with red hard tissue, mostly seen after trauma, such as poor healing caused by infection after ear piercing, if not more than 3 months old, can be coated with medicine mainly with scar paste or mucopolysulfate ointment for topical use, if more than 3 months old, without scarring body, visible The size of scars, small ones can be treated by direct local closure, and larger scars can be reduced by surgery first and then local injection. For patients with scars, surgery will enlarge the scars, so it is not recommended to operate again, and direct injection treatment is recommended. The aim of the treatment is to make the scar locally softer and smaller. 3.Para-ears are found soon after birth, the content is cartilage and does not contain blood vessels and nerves, and they are manifested as skin flab and bulge near the auricle, which does not affect the health and to some extent the aesthetics. It can be left untreated or treated surgically by removing the local bulge. There are more possibilities for scars on the ear, so pay attention to the diagnosis before treatment to avoid misdirection and delay in treatment.