How normal is the prostate health index?

The level of prostate health index is normal between 2- 10ng/ml. Prostate is the largest substantive organ in the accessory gland of male genitalia.

Prostate is an accessory gland of male reproductive system, which is a kind of unpaired substantive gland, located between bladder and urogenital diaphragm, surrounding the root of urethra, and its shape and size are similar to those of slightly flat chestnuts.