Edema after brain hemorrhage surgery followed by debridement usually indicates a more serious condition. Debridement flap decompression reduces intracranial pressure, but having this surgery indicates that the underlying disease, such as brain hemorrhage and cerebral edema, is already severe. Surgery for cerebral hemorrhage removes the hematoma and reduces the risk of necrosis of brain tissue under pressure. This can be done using minimally invasive drilling and aspiration of the hematoma or debridement and decompression hematoma removal. If cerebral edema worsens again after brain hemorrhage surgery, it may be due to the progression of the bleeding, or it may be due to massive edema of the necrotic brain tissue. This all suggests that the condition is critical, and debulking decompression surgery is performed, mainly to relieve the high intracranial pressure. However, it has no direct therapeutic effect on the necrosis of brain tissue and cerebral edema. Patients with cerebral hemorrhage need to consult their doctors for specific treatment options, who will weigh the pros and cons of choosing a treatment based on their condition.