http://www.abc.net.au/news/2013-09-27/jehovahs-witness-loses-bid-to-refuse-blood/4985476
Interesting verdict, that despite the judge "... noting he was highly intelligent, a "mature minor" and devoted to his faith, the judge also found the boy had been "cocooned in that faith" for his entire life."
The young man is 18 in 5 months and will be able to refuse treatment after that.