Tumor More Condition_symptoms Is The Brain Tumor More Likely To Have Devloped From Nerve Tissue Or From Neuroglia? Why?

Is the brain tumor more likely to have devloped from nerve tissue or from neuroglia? Why? - tumor more condition_symptoms

A brain tumor is located in a CT scan was the leader of the Lord, child. The doctor assumes that it has a secondary tumor (ie not spread to other parts of the body) as a diagnostic study showed signs of cancer elsewhere in the full body of a child.