Earlobe pimples that hurt when pressed may be related to boils, sebaceous cysts combined with infections, keloids and other causes. 1. Boils: If purulent bacteria such as Staphylococcus aureus infects the hair follicles in the earlobe area, it can cause a localized inflammatory reaction, which can result in a painful swelling when pressed. 2. Sebaceous cysts combined with infection: sebaceous glands are blocked, causing secretions to accumulate under the skin, cysts can be formed, and if combined with infection, they can appear painful when pressed. 3. Keloid: such as ear piercing and other reasons can leave localized keloid, when the keloid occurs inflammatory reaction, there can be itching, pain when pressed. It is recommended to go to the hospital in time to clarify the cause of the earlobe pimples, and carry out standardized treatment under the guidance of the doctor.