Internal radiotherapy means having radiation treatment from inside the body. It is a treatment for some types of cancer.
There are different types of internal radiotherapy treatments. Different types are used for different types of cancer.
You need to follow some safety procedures when you have internal radiotherapy.
Some types of radioactive metals can be put inside the body to treat a cancer. Some types are put in for a very short time and others are permanent.
Find out about radioactive liquid treatments. Some types are given into the bloodstream but others are a drink that you swallow.