Incurable cancer defeated: boy (13) defies medical prognoses. Seven years ago, the then six-year-old Lucas from Belgium was diagnosed with this.

Now, seven years later, he is fortunately healed. This particular type of brain tumor is one of the deadliest cancers in the world and is usually incurable. According to the Institute for Experimental Molecular Imaging, hundreds of children in Europe develop DIPG every year. Only two percent of patients survive longer than five years; a cure was not yet known.