Frontier Communications. Frontier Communications Corporation is a telecommunications company in the United States, which was previously mainly serving rural areas and smaller communities but now also serves several large metropolitan markets. It was known as Citizens Utilities Company until May 2000 and Citizens Communications Company until July 31, 2008.
The terms benign and pseudotumor derive from the fact that increased intracranial pressure may be associated with brain tumors. Those patients in whom no tumour was found were therefore diagnosed with pseudotumor cerebri (a disease mimicking a brain tumor).
The most common types of adult brain tumors are gliomas and astrocytic tumors. These tumors form from astrocytes and other types of glial cells, which are cells that help keep nerves healthy. The second most common type of adult brain tumors are meningeal tumors. primary brain tumor is one that originates in the brain, and not all primary brain tumors are cancerous; benign tumors are not aggressive and normally do not spread to surrounding tissues, although they can be serious and even life threatening. Recommended Related to Brain Cancer.