The development of human benign prostatic hyperplasia with age

SJ Berry, DS Coffey, PC Walsh, LL Ewing - The Journal of urology, 1984 - Elsevier
In this study we report the prevalence and growth rate of human benign prostatic
hyperplasia with age by combining and analyzing data from 10 independent studies
containing more than 1,000 prostates. The normal prostate reaches 20 plus or minus 6 gm.
in men between 21 and 30 years old, and this weight remains essentially constant with
increasing age unless benign prostatic hyperplasia develops. The prevalence of
pathological benign prostatic hyperplasia is only 8 per cent at the fourth decade; however …