The bone behind the ear is protruding, can take the following treatment: 1, many of these cases are the protrusion of the lymph nodes behind the ear rather than the bony protrusion behind the ear. In this case, you can apply ichthyolite ointment on the surface of the skin, and then pay attention to the protection, do not friction and extrusion, especially can not be extruded by hand, after a period of time, this part will gradually soften, become smaller or even disappear. 2, if it is the bony hyperplasia or deformity of the mastoid area behind the ear, this case of mild cases are not recommended to deal with; if it is a more obvious case, you can go to the medical aesthetic department of the hospital for bone grinding treatment of this area, that is, to remove the bone behind the ear, and the bone behind the ear will be removed. If it is more obvious, then you can go to the medical aesthetics department of the hospital for bone grinding treatment, that is to say, grinding off the bone growth in this area. But this part of the surgery has certain risk, because here there is the facial nerve route, in addition to this part of the bone grinding may cause intracranial damage, so before orthopedic must do the corresponding preparation work. 3, if it is the postauricular cartilage bony hyperplasia, then the treatment is relatively simple, for the bony hyperplasia here to do the limitation of orthopedic, that is, excise the hyperplasia of the part on the It can be done.