A growth next to the ear that hurts when pressed may be caused by a boil, sebaceous cyst with infection, or fistula with infection. Local care should be taken, topical medication should be given, and oral medication or surgery should be used if necessary. 1. Boils: low immunity, ear skin injury may cause boils, resulting in lumps, pressure and pain. It is recommended to take good local care to give hot compresses, which can promote the absorption of inflammation. Give erythromycin ointment, fusidic acid ointment topical application. If necessary, oral erythromycin, amoxicillin anti-infection treatment. 2. Sebaceous cysts with infection: a lump next to the ear, painful when pressed, can also be considered related to cysts. The sebaceous glands in the ear secrete exuberantly, and secondary infection leads to localized lumps, swelling, and pressure pain. After the inflammation is controlled, the cyst can be removed completely by surgery. 3. Pre-auricular fistula with infection: congenital pre-auricular fistula, infection occurs when the body’s immune system is low, can also lead to localized lump pain, external mupirocin ointment, polymyxin B ointment to control the infection, can be treated by fistula removal surgery. A bag grows next to the ear and hurts when pressed, you should first go to the otolaryngology department of the hospital to get a clear diagnosis and standardize the medication and treatment according to the cause and symptoms.