What is the prognosis of Glioblastoma stage 4

What is the prognosis of Glioblastoma stage 4 ?
It has poor prognosis in this advanced stage according to certain factors such as liability to treatment such as chemotherapy and radiation or surgery . 
I hope you get well and cured as soon as possilbe .
What are the signs and symptoms of Glioblastoma ?
There are many signs and symptoms which include :

• Headaches .
• Vomiting .
• blurred vision.
• Loss of appetite.
• seizures.
• Speech difficulty .
• Other symptoms .

How to diagnose Glioblastoma ?
Through clinical assessment and Imaging studies of the nervuos system that include CT Brain and an MRI for the brain , and your doctor will preform Tissue biops .
What to do at the moment ?
Clinical assessment and follow up with an oncologist .