from the records of memorial hospital of the past 50 years , 47 cases with an established diagnosis of radiation-induced sarcoma were identified and divided into two groups : the first included 20 cases of soft-tissue sarcoma arising from irradiated tissues , and the second comprised 27 cases of bone sarcoma arising from normal bones in the irradiated field .
C1704327
of bone sarcoma
C0262950
bones