Walt secretly refuses the money , using his drug earnings to pay for treatment .
Walt eventually tells his family about his cancer diagnosis , and they urge him to undergo expensive chemotherapy using money offered by Gretchen and Elliot .
Walt secretly refuses the money , using Walt 's drug earnings to pay for treatment .
Walt eventually tells his family about his cancer diagnosis , and they urge him to undergo expensive chemotherapy using money offered by Gretchen and Elliot .