Target Volume Determination 2015

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StefanDelorme Division ofRadiology

DCIS

High-grade DCIS

21.05.14 |

StefanDelorme Division ofRadiology

Benign proliferative changes

Outline

Signs of breast cancer at ultrasound

21.05.14 |

• Types of breast cancer • Imaging methods and features • Mammography • Ultrasound • CT • MRI • T stages • Nodal drainage and N Stages • Treated breast cancer

• Mass

• Irregular • Blurred borders • 2 Layers

• Central echopoor zone: Fibrohyalinosis • Peripheral hyperechogenic rim: Proliferative zone

• Vertical orientation • Acoustic shadow originating from the tumor center • Increased blood flow at color Doppler • Incompressibility / Low elasticity at elastography • Worm-like echopoor extensions ➡ DCIS components • Skin thickening

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