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5581 Surgery

After returning from vacation, a 67-year-old retired judge is admitted to the emergency department with severe dyspnea. On examination, an inspiratory stridor, ecchymosis in his neck, and swelling of soft tissue and veins in his face and upper extremity veins are evident. The CT scan shows an expanding superior mediastinal hematoma. What is the most common source of mediastinal hemorrhage?

AParotid gland surgery
BTrauma
CDissecting thoracic aneurysm
DMediastinal tumor
Surgery
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5585 Surgery

True about TPN

ACarbohydrate forms about 40% of energy source
BIn abdominal injury early parenteral nutrition should be staed
CProteins forms 60% of energy source
DLipids form 20% of energy source
Surgery
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