COMEDK 2007 MCQ Answer 141

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The correct answer is B


Ewing’s Sarcoma:
  • peripheral neuroepithelioma/PNET primitive neuroectodermal tumor
  • Second decade
  • Pelvis, femur, humerus
  • Pain, fever, signs resembling infection
  • Bone lesion – often diaphyseal, lytic, permeative; prominent periosteal reaction, soft tissue mass common.
  • t(11;22) characteristic, less commonly t(7;22) or t(21;22).

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