Physics Bucharest 2017

Definition

What is a secondary cancer? A tumor caused by dose given in connection to radiotherapy/imaging. A tumor with a histology which is different than the primary disease. A tumor that occurs after a latency period from the treatment of the primary disease.

RT

Other cancer

Years after RT

What is NOT a secondary cancer? Recurrent cancer. Sporadic cancer. Cancer connected to genetic factors. Exogenous factors (smoking, diet etc.) causing the first cancer can also cause the next.

Introduction

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