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).
1 Although many growths in the brain are popularly called brain tumors, not all brain tumors are cancerous. 2  A tumor is simply a mass of cells. 3  A benign tumor is composed of cells which are not cancerous. 4  A malignant tumor is comprised of cancer cells. 5  Cancer is a term reserved for malignant tumors.