Feature Question

(OBQ06-62) A 79-year-old female falls onto her right hip at home and sustains the injury shown in Figure A. She undergoes an uncemented unipolar hemiarthroplasty. During insertion of the stem into the femoral canal, the patient becomes hypotensive and hypoxic. Which of the following has most likely occurred? REVIEW TOPIC
FIGURES: A          

1. Femoral shaft fracture
2. Inadequate fluid resuscitation during surgery
3. Acute myocardial infarction
4. Pulmonary embolism caused by dislodging of deep venous thrombosis during hip exposure
5. Intramedullary fat and marrow embolization

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