Review Article

Anatomic Imaging of the Prostate

Table 1

Table summarizing the histologic composition and embryologic origins of the various zones of the prostate gland.

Central zone (CZ)Transition zone (TZ)Peripheral zone (PZ)

Volume of normal prostate (%)25570
Embryologic originWolffian ductUrogenital sinusUrogenital sinus
EpitheliumComplex, large polygonal glandsSimple, small rounded glandsSimple, small rounded glands
Origin of prostatic adenocarcinoma (%)52570
Benign prostatic hyperplasia (%)100