Under ultrasound guidance the doctor places a narrow needle through the wall of the rectum into the abnormal or suspicious area of the prostate gland. Also called interstitial radiation therapy or seed implantation. Many forms of cancer can reach an advanced stage without causing symptoms. Mammography can help to find breast cancer early, and the PSA blood test can help find early prostate cancer. The normal process through which cells mature so they can carry out the jobs they were meant to do.
Cancer cells are less differentiated than normal cells.
Grading is done to evaluate and report the degree of a cancer's differentiation. The doctor inserts a gloved finger into the rectum to feel for anything not normal. It is much like getting a diagnostic x-ray, but for a longer time. Fine needle aspiration, also called FNA, is sometimes used to determine if prostate cancer has spread to lymph nodes inside the pelvis. A cell or group of cells that produce and release substances used nearby or in another part of the body.