Melanoma: The most dangerous form of skin cancer, a malignancy of the melanocyte, the cell that produces pigment in the skin.
Statistically, the probability of having a prostate cancer present with a PSA of between 4 and 10 is around 22 per cent. Once the PSA level rises above 10, the probability goes up to the order of 64 per cent.
Prostate Biopsy. Guide. A prostate gland biopsy is a test to remove small samples of prostate tissue to be examined under a microscope. For a prostate biopsy, a thin needle is inserted through the rectum (transrectal biopsy), through the urethra, or through the area between the anus and scrotum (perineum).A transrectal biopsy is the most common method used. The tissue samples taken during the biopsy are examined for cancer cells.rostate Biopsy. Guide. A prostate gland biopsy is a test to remove small samples of prostate tissue to be examined under a microscope. For a prostate biopsy, a thin needle is inserted through the rectum (transrectal biopsy), through the urethra, or through the area between the anus and scrotum (perineum).