The edge of the ear should refer to the auricle and its surroundings, and hard bumps may be caused by auricular pseudocysts, lipomas, and folliculitis. Medication and surgery can be taken to remove the lumps according to the specific cause. 1. Auricular pseudocysts: Auricular pseudocysts are mostly caused by mechanical injuries and other reasons, resulting in the formation of fluid accumulation between the cartilages of the auricle, and the symptom is localized cystic elevation, which may be cystic at the beginning, and then turn into hard lumps after inflammation. Most of them are removed by surgical treatment. 2. Lipoma: Lipoma is mostly composed of mature fat cells, and when the swelling is closely adhered to the surrounding tissues, it can be manifested as hard lumps. Surgical excision of the swelling is the mainstay. 3. Folliculitis: when the hair follicles at the edge of the ear are inflamed, redness, swelling and hard nodules are formed, which are painful to touch and can also be manifested as hard lumps. Topical fusidic acid cream and erythromycin ointment can relieve the inflammatory reaction and promote the subsidence of the lump. Hard lumps appear on the edge of the ear, it is recommended to actively seek medical attention to clarify the diagnosis, and follow the doctor’s instructions to standardize the use of medication and treatment.