The two sides of superior mesenteric artery syndrome treatment:: conservative or surgical management?

Introduction: Superior mesenteric artery syndrome (SMAS) is a rare condition characterized by vascular compression of the duodenum. There is controversy regarding the optimal treatment. Case report: In case 1, we describe the case of a 21-year-old woman (body mass index [BMI] 16.9 kg/m²) with high-level obstructive symptoms three months prior, with computed tomography scan (TC) showing a superior mesenteric artery aorta angle (SMAA) of 13º and compression of the third portion of the duodenum (D3), for this reason a nasojejunal tube was placed for enteral feeding. In case 2, enteral nutrition was initiated for feeding a 17-year-old female with anorexia nervosa (BMI 8.3 kg/m²). She presented macrohematuria, vomiting, epigastralgia, abdominal distension and acute abdomen when oral feeding was reinitiated. TC reported a SMAA of 15º, in addition to compression of the left renal vein (Nutcracker syndrome) and gastro duodenal expansion, surgical management was necessary. Discussion: Both cases had favorable evolution, being the nutritional support fundamental. SMAS should be suspected in all people with high-level obstructive symptoms and recent weight loss.

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Bibliographic Details
Main Authors: Osegueda de Rodríguez,Elvia Johanna, Hernández-Villegas,Antonio Carlos, Serralde-Zúñiga,Aurora Elizabeth, Reyes-Ramírez,Ana Luz del Carmen
Format: Digital revista
Language:English
Published: Grupo Arán 2017
Online Access:http://scielo.isciii.es/scielo.php?script=sci_arttext&pid=S0212-16112017000400033
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Summary:Introduction: Superior mesenteric artery syndrome (SMAS) is a rare condition characterized by vascular compression of the duodenum. There is controversy regarding the optimal treatment. Case report: In case 1, we describe the case of a 21-year-old woman (body mass index [BMI] 16.9 kg/m²) with high-level obstructive symptoms three months prior, with computed tomography scan (TC) showing a superior mesenteric artery aorta angle (SMAA) of 13º and compression of the third portion of the duodenum (D3), for this reason a nasojejunal tube was placed for enteral feeding. In case 2, enteral nutrition was initiated for feeding a 17-year-old female with anorexia nervosa (BMI 8.3 kg/m²). She presented macrohematuria, vomiting, epigastralgia, abdominal distension and acute abdomen when oral feeding was reinitiated. TC reported a SMAA of 15º, in addition to compression of the left renal vein (Nutcracker syndrome) and gastro duodenal expansion, surgical management was necessary. Discussion: Both cases had favorable evolution, being the nutritional support fundamental. SMAS should be suspected in all people with high-level obstructive symptoms and recent weight loss.