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.
A benign tumor is not cancer. It does not spread to other parts of the body. Colon polyps are most often (but not always) benign tumors. By contrast, a malignant tumor is cancer.Cancer cells divide and damage tissue around them.ancer occurs when cells in the body (in this case colon or rectum cells) divide without control or order. ... If cells keep dividing uncontrollably when new cells are not needed, a mass of tissue forms, called a growth or tumor. ...