Basic Radiotherapy — Physics And Biology

For those looking to master these concepts, the textbook Basic Radiotherapy Physics and Biology by and colleagues is a widely used resource for residents and medical professionals. It provides a concise review of these topics, including the linear-quadratic (LQ) model used to predict cell survival. David Chang, MD - Ochsner Health

Not all radiation is created equal. The describes how much energy a particle deposits as it travels through tissue: Basic Radiotherapy Physics and Biology

: These create dense "tracks" of ionization, causing complex, clustered DNA damage that is much harder for a cancer cell to survive. Further Reading For those looking to master these concepts, the

: Between treatments, both normal and tumor cells begin to grow again. The trick is to ensure the "kill rate" exceeds the "growth rate". The describes how much energy a particle deposits

: Normal cells are often better at repairing sublethal DNA damage than cancer cells.