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What is Which aery dilatation causes compression of 3rd pa of duodenum and explain in detail?
Superior mesenteric aery: - Aery of mid gut Origin - L1 veebrae level . Regional anatomy of SMA: - It is crossed anteriorly by the splenic vein & the neck of pancreas. Posterior to it is the renal vein, the uncinate process & the inferior pa of duodenum (3rd pa). - This D3 pa can be compressed b/w two aeries: - Anterior - SMA Posterior - Abdominal aoa SMA dilatation can lead to compression of 3rd pa of duodenum. | This is called as superior Mesenteric aery syndrome.