Cancer of the prostate is the most common type of cancer and the second leading cause of death in North America. It is a primarily a disease of older men, increasing in incidence with age, with the majority of cases diagnosed in men older than 65 years old. It is eliminated that each year, approximately 189,000 men will be diagnosed with prostate cancer and 30,000 will die of it.
The exact cause of prostate cancer is unknown, although androgens are believed to have a role in its development. Almost all primary prostate cancers are developing in the peripheral zone of the prostate gland. This location increases the risk of local spread to the prostatic capsule. As the tumor enlarges, it may compress the urethra, obstructing urinary flow.
Men with early-stage prostate cancer often in pain with the initial manifestation noted. Urinary manifestations depend on the size and the location of the tumor and the stage is malignancy. Death usually occurs secondary to debility cause by multiple site of skeletal, especially to the vertebrae. It may eventually involve in bone marrow, resulting in severe anemia and impaired immune function. The definitive diagnosis can be made only by biopsy. However, other test may suggest the presence of prostate cancer. Continue reading ‘Prostate Cancer, Men's Silent Killer’ »