Dancer, 12, who lost leg to rare bone cancer undergoes operation to turn her ankle into a KNEE

Delaney Unger, 12, from Selden, New York, was diagnosed with osteosarcoma, a type of bone cancer, in December 2016 and was told that part of her leg would need to be amputated.
Source: the Mail online | Health - Category: Consumer Health News Source Type: news