Target Volume Determination 2015

Learning Objectives

Anatomy

ESTRO Course: Target Volume Definition

• To understand prostate anatomy • To comprehend the staging system for prostate cancer • To appreciate potentials and shortcomings of imaging method for GTV delineation – CT – MRI • To be aware of functional imaging modalities – Dynamic CE MRI

Imaging for Determining the Gross Tumor Volume (GTV): Prostate Cancer

• Yellow: Peripheral gland • Blue: Transitional zone • Red: Central gland • Green: Anterior fibromuscular zone

Stefan Delorme

– MRS – DWI – PET

CT above the bladder

Roof of the bladder

Floor of bladder I

Middle lobe of prostate

External iliac artery

External iliac artery

Externa iliac vein

Psoas muscle

Bladder

Rectum

Seminal vesicles

Rectum

Neurovascular bundle

External iliac vein

Rectum

Rectum

Seminal vesicles