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Chapter 25. Stomach & Duodenum
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The blood supply to the stomach
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A. Typically includes direct branches from the celiac axis and superior mesenteric artery
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B. Includes predominant supply of the greater curve of the stomach by the left gastric artery
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C. Includes the right gastroepiploic artery, which is usually a branch of the splenic artery
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D. May include a posterior gastric artery that is typically a branch of the splenic artery
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E. Is anatomically separate from the blood supply to the spleen
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The correct answer is D. May include a posterior gastric artery that is typically a branch of the splenic artery
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Which of the following is true about gastric volvulus?
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A. All patients presenting with gastric volvulus must emergently go to the operating room.
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B. Associated mortality rate is as high as 56%.
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C. Acute volvulus is more common than chronic volvulus.
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D. Patients typically present with no symptoms.
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E. Mesenteroaxial volvulus is more common than organoaxial volvulus.
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The correct answer is B. Associated mortality rate is as high as 56%
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The surgical management of gastric cancer
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A. Is better with Billroth I reconstruction
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B. Requires resection of uninvolved margins of stomach, duodenum, and regional lymph nodes
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C. Requires bypass when there is an obstructing tumor at the gastroesophageal junction
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D. Is limited to palliative resection for cancers that are stage III and above
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E. Is often preceded by neoadjuvant chemotherapy
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The correct answer is B. Requires resection of uninvolved margins of stomach, duodenum, and regional lymph nodes
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A. Can impair the appropriate relaxation of the pylorus
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B. Has several variations, but each denervates the pylorus
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C. Has become more widely applied as ulcer therapy since the introduction of acid-suppressing medications (H2 blockers and proton pump inhibitors)
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D. Impairs gallbladder emptying
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E. Can include division of both the left (posterior) and right (anterior) vagus nerve trunks
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