A 21-year-old male with a history of tumor (osteosarcoma) in the right knee at 7 years of age.
After receiving multiple bone lengthening treatments, it was necessary to place a total knee prosthesis.
Due to the existence of multiple sclerosis, the skin was necrotic and the prosthesis was exposed, so it was necessary to cover it with 2 twin flaps according to the technique described.
