A staging system for prostate cancer that uses ABCD. “A” and “B” refer to
cancer that is confined to the prostate. “C” refers to cancer that has grown
out of the prostate but has not spread to lymph nodes or other places in the
body. “D” refers to cancer that has spread to lymph nodes or to other places
in the body. Also called the ABCD rating or the Whitmore-Jewett staging
system.