A 16-year-old boy is in a skiing accident and incurs fractures to his left femur and pelvis. Twenty-four hours after stabilization of the fractures, he becomes dyspneic, tachycardic, and hypoxemic. Physical examination shows petechiae in the conjunctivae and over the chest. CXR shows a diffuse alveolar infiltrate. Which of the following is the most likely diagnosis?
Disseminated intravascular coagulation
Fat embolism
Pulmonary thromboembolism
Sepsis
Thrombotic thrombocytopenic purpura
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Cut-to-the-chase Answer (0:34):
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HY USMLE Answer (4:25):
