Yоur pаtient is а cоnstructiоn worker who hаd a wall under construction fall on him. His left leg was partially amputated, and he has a broken pelvis, femur fracture, 6 ribs fractures, and a skull fracture. He was in hypovolemic shock and was resuscitated with 2 rounds of mass transfusions. He is stable now and has been out of surgery for 4 hours. What potential condition must the nurse be MOST vigilant for?