They are known as the anterior cranial fossa, middle cranial fossa and posterior cranial fossa. Each fossae accommodates a different part of the brain. The anterior cranial fossa is the most shallow and superior of the three cranial fossae. It lies superiorly over the nasal and orbital cavities.
Benign prostatic hyperplasia: A common, noncancerous enlargement of the prostate gland. The enlarged prostate may compress the urinary tube (urethra), which courses through the center of the prostate, impeding the flow of urine from the bladder through the urethra to the outside. Abbreviated BPH. If BPH is severe enough, complete blockage can occur.
Benign brain tumors. A tumor that is benign does not contain any cancer cells. A benign brain tumor occurs when otherwise normal brain cells grow in an abnormal way and form a mass of cells. A benign tumor does not act like a cancerous brain tumor:1  It usually does not spread beyond the immediate area. 2  It does not invade other tissue.rain tumors are named after the location in which they are found or the type of cell that is involved. Brain tumors may be: 1  Benign (an abnormal growth of cells that is not cancer).