3. What is the prognosis of cerebral edema?The prognosis in cerebral edema depends on the cause, presence of underlying comorbidities (eg., malignant hypertension, cancer), the age of the patient, and timely diagnosis and treatment. When patients are comatose, or treatment is delayed, the prognosis is unfavorable. In patients with reversible conditions like diabetic ketoacidosis or encephalitis, the prognosis is better.