Adolescents with cancer weigh multiple influences in medical decision-making, including their own best interest, the perceived wishes of family members, and the interpreted preferences of the health care team. Parents of children with cancer often describe themselves as trying to be a good parent in making decisions in the child's best interest. Adolescents with cancer often describe themselves as trying to be a good patient and good child in making decisions in accord with how they believe a good patient and good child would decide.