Patients with large red and swollen bumps on the forehead can generally take different treatment methods according to the specific situation. First, if the forehead lump is caused by sebaceous cyst and infection, the patient can apply topical Ruyi gold ointment, Baidobang ointment. At the same time, strengthen anti-infection treatment, promote the limited absorption of the inflammation of the mass, and after the volume of the mass is significantly reduced, consider the complete surgical removal of the mass to avoid recurrence of the disease. If the forehead mass is infected necrosis due to the invasion of intracranial tumor to the body surface, it is recommended to improve the magnetic resonance imaging of the head as soon as possible. It is suggested that the patient should improve the head MRI or CT examination as soon as possible to clarify the location and size of the intracranial tumor lesion. The primary tumor should be removed as soon as possible, and combined with local radiotherapy and systemic chemotherapy after surgery. Only by killing the tumor cells in the body can the red and swollen forehead bag be completely removed.