• how big the cancer is
  
   
• whether it has spread
  
   
• how aggressive it seems to be
  
   
• your age
  
   
• your wishes.

Your doctors will tell you about the benefits, risks and side-effects of the treatments being offered, and how they may affect your life afterwards.

You will then need to agree to the treatment before it can start. This is called giving your consent. Don't be afraid to ask questions if there is anything you don’t understand.