Prefrontal meningioma refers to a kind of intradural extracerebral tumor in the forehead, which can be treated by surgical resection, and requires anesthesia, surgery, sterilization and other steps to complete the surgery. 1. Anesthesia: firstly, the size of the tumor needs to be determined according to the patient’s CT and MRI results, and then general anesthesia is administered. The important functional areas, the location of the meningioma, and the location of the surgical incision are marked on the patient’s forehead skin, disinfected, and surgical towels are spread. 2. Surgery: At the marked position, open the scalp, saw the frontal bone, cut the dura mater, and the meningioma can be seen. Separate the surrounding tissues from the meningioma and remove the meningioma. If there are symptoms of bleeding, it is recommended to stop the bleeding promptly. The dura mater is sutured, the frontal bone is put back and fixed with a titanium plate, and finally the scalp is sutured and a rubber drain is placed under the scalp. 3. Sterilization: Sterilization is performed after the surgery is completed, and the wound is bandaged with gauze. The surgeon will take appropriate surgical methods according to the size and location of the tumor, please consult the surgeon for details.