Problem: A patient who had been climbing a tree slipped on one of the branches and fell face-down, striking his face on the ground and fracturing his left mandible. The patient also sustained a blowout fracture of his left orbital floor. In the operating room, the surgeon performed an open reduction of the mandibular fracture, applying arch bars and wires for interdental fixation. The surgeon also treated the orbital floor blowout fracture by approaching the orbital floor through a periorbital incision and inserting an implant to reinforce the orbital floor. Code the procedures performed. Assign laterality modifiers. Need Assignment Help?