A hard bump on the earlobe with significant pain is considered to be a sebaceous cyst with a high probability of secondary infection, usually with significant local swelling, congestion, edema and even fever. The patient can choose surgical treatment for local incision and drainage, and after the surgery needs to be changed regularly. Patients with acute inflammation can be treated with broad-spectrum antimicrobials, oral cephalexin tablets or roxithromycin capsules. Pay attention to local hygiene, you can also apply iodine volts on the surface for disinfection, after the inflammation is further limited, you can choose surgery, under local anesthesia can be operated, the inflammatory lesion can be completely peeled off and removed, after surgery need to be changed regularly.