Patient complained of right wrist pain after minor injury. A and B, Anteroposterior and lateral radiographs of right wrist show benign-appearing lesion in distal radial metaphysis. C After removal of tumor with curets and power burr, tumor cavity is treated with argon beam coagulation D, Cavity was packed with calcium phosphate bone graft substitute. E and F, Postoperative anteroposterior and lateral radiographs.