Certain factors affect prognosis (chance of recovery) and treatment options. The prognosis (chance of recovery) and treatment options depend on the following: - The age of the patient. - Whether the cancer has spread to the brain or spinal cord. - Whether there are certain changes in the genes, including the Philadelphia chromosome. - Whether the cancer has been treated before or has recurred (come back). 
What is the outlook for Adult Acute Lymphoblastic Leukemia ?