A cystogram on a trauma patient shows contrast extravasation in a flame-shaped perivesical pattern extending into the right obturator foramen. The patient is being taken to the operating room for a concurrent open book pelvic fracture repair with external fixation. What is the most appropriate management of the bladder injury in this setting?

A patient with a pelvic fracture and an extraperitoneal bladder rupture is undergoing operative fixation of the pelvis. The orthopedic surgeon requests that the bladder injury be repaired during the same procedure. Which rationale best supports operative repair of an extraperitoneal rupture in this specific situation?

During exploratory laparotomy for penetrating abdominal trauma, the surgeon finds an expanding central (zone I) retroperitoneal hematoma. What is the most appropriate management?

A 55-year-old male is on hospital day 6 in the trauma ICU after a crush injury to both lower extremities. He required 18 units of packed red blood cells over the first 48 hours. His current creatinine is 5.8 mg/dL, potassium is 6.4 mEq/L, and urine output has been less than 0.2 mL/kg/hour for 24 hours despite discontinuation of nephrotoxic agents and optimization of hemodynamics. He remains euvolemic on physical examination. Which of the following is the most appropriate next step?

A trauma patient in suspected septic shock has a mean arterial pressure of 58 mmHg after adequate fluid resuscitation. A central venous oxygen saturation (ScvO2) is obtained and is 82 percent. How should the trauma nurse interpret this finding in the context of ongoing management?

Three weeks after a motor vehicle collision, a 35-year-old male calls the trauma follow-up clinic reporting nightmares about the crash, avoidance of driving, emotional numbing, and difficulty sleeping that began shortly after the event. Which response by the nurse is most appropriate?

A patient with an acute C4 complete spinal cord injury is intubated and mechanically ventilated. On day 3 the nurse notes the patient is triggering the ventilator spontaneously and has visible diaphragm movement. Which explanation best accounts for this finding?

After blunt orbital trauma, a patient develops progressive proptosis, a fixed and dilated pupil, and decreased visual acuity over 90 minutes. Intraocular pressure measures 42 mmHg. Which condition requires immediate intervention to prevent permanent vision loss?

When counseling the family of a patient with a confirmed concussion who is about to be discharged from the ED, which return-precaution symptom should prompt immediate re-evaluation?

A 29-year-old woman at 26 weeks of gestation arrives after blunt abdominal trauma from intimate partner violence. BP is 110/70 mmHg, HR 108 bpm, and she reports painful uterine contractions. Bedside ultrasound reveals a retroplacental clot. What is the MOST likely diagnosis and its MOST dangerous immediate maternal complication?

A 76-year-old patient with known osteoporosis presents after a fall from standing height. The pelvis radiograph is negative, but the patient reports persistent groin pain and cannot bear weight. The trauma nurse’s most appropriate next action is to advocate for which diagnostic study?

A patient sustains alkali (lye) burns to the face and eyes after a workplace exposure. Compared with acid burns, alkali burns are generally considered more dangerous because of which mechanism?

A patient with a presumed posterior hip dislocation is awaiting procedural sedation for closed reduction. The trauma nurse notes the foot is externally rotated and the leg is in slight abduction. What is the nurse’s BEST response to this finding?

A machinist arrives with a complete amputation of his dominant thumb at the metacarpophalangeal joint. He is hemodynamically stable. Which factor most strongly supports the decision to attempt replantation?

An 18-month-old toddler with a mid-shaft femur fracture is placed in Bryant’s skin traction while awaiting definitive care. The nurse notes the buttocks are elevated off the bed and both lower legs are mottled and cool. Which complication is most likely occurring?

An M&M panel reviews the case of a 22-year-old pedestrian who died several hours after arrival. The patient received a massive transfusion, underwent emergent splenectomy, and arrested in the operating room. Review identifies a 90-minute delay in activating the massive transfusion protocol in a patient who was actively hemorrhaging. Which classification and loop-closure action BEST applies?

A trauma center receives a patient exposed to a liquid nerve agent. After decontamination in the external corridor, which finding BEST indicates that chemical decontamination has been adequate before the patient enters the emergency department?

An EMS medical director requests aggregate outcome data for patients their agency transported to a trauma center over the past year. Which information-sharing approach BEST balances patient privacy with EMS system improvement?