Recurrent diffuse tenosynovial giant cell tumor of the knee treated with adjuvant radiotherapy: A case report.

Introduction: TGCT (tenosynovial giant cell tumor) is a mono-articular proliferative condition that begins in the synovial membranes. Diffuse TGCT (DTGCT) has more prominent symptoms with high risks of recurrency.

Case Presentation: In this case, we presented a 32-year-old male with recurrent case of DTGCT.