Later that night, he visited the McCall’s house to advise Jack’s parents to advise them of the preliminary test results and told them of Jack’s diagnosis.
When Jack was in hospital after his battle with the dragon, Muller examined him again and drew some blood. He returned on the Monday morning and told Jack of his updated diagnosis. He told Jack he would need some mild therapy and advised him to take it easy. He performed the therapy during the summer months and eventually declared him cured.