The fоllоwing three questiоns аre relаted to the sаme clinical scenario (patient) A 29-year-old patient is admitted after being involved in a serious motor vehicle collision with a left femur fracture and evidence of pelvic injury. Initial evaluation reveals a GCS of 15, BP 126/82 mm Hg, HR 89 bpm, RR 19/min, SpO₂ 96%, and a negative FAST exam. Initial laboratory studies show a normal hemoglobin and lactate level. Over the next 24 hours, the patient remains hemodynamically stable but is largely immobilized due to pain and pending surgical fixation. Which complication should the AGACNP recognize the patient being most at risk for?