jackson byrnes from northern new south wales was told by doctors that he had a stage four brain tumour that was too deep and aggressive to be safely operated on .
the 18-year-old and his family then took matters into their own hands and found the only australian neurosurgeon to perform the risky operation .
after seven days of desperate campaigning through facebook and the crowd funding page gofundme , the casino teenager is over halfway to his goal with two days to go that