Suffered severe burn wounds

Luke is a young child who suffered severe burn wounds on his left lower extremity. Skin grafts were performed and the wound healed adequately. However, as he grows, movement of the knee joint has become restricted.
Discuss their initial concerns regarding the patient in the scenario.
What additional information or test results do you expect to be ordered for this patient?
Based on the brief information provided, what treatment/management do you expect for the patient?