The First Department of Orthopaedic Surgery, University of Athens School of Medicine, “ATTIKON” Hospital, Athens, Greece
Two rare cases of extra-articular diffuse variant giant cell tumor of the tendon sheath are presented, at the elbow of a 68-year-old female and the foot of a 56-year-old male. Both patients presented with a palpable masses and marginal excision was performed; histological sections confirmed the diagnosis of extra-articular giant cell tumor. No adjuvant therapy was administered. At the last follow-up, minimum 24 months after excision both patients were disease-free.