PMC4643153_01
Abdominal CT- Scan, frontal slice, showing the intussusception and the volvulus of the small bowel
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The abdominal CT-Scan showed bowel obstruction signs due to a volvulus intussusception without ischemia (Figure 1).
Intussusception and the volvulus of the small bowel
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The patient was operated urgently, the exploration revealed a small bowel obstruction in the ileum with volvulus, an intussusceptum (Figure 2) associated to a retractile mesenteritis without ischemia (Figure 3).
Distal ileum after detorsion showing the retractable mesenteritis
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The patient was operated urgently, the exploration revealed a small bowel obstruction in the ileum with volvulus, an intussusceptum (Figure 2) associated to a retractile mesenteritis without ischemia (Figure 3).
Neuroendocrine tumor of the small bowel showing necrotic wall with hemalun eosin (magnificationx100)
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The tumor was largely necrotic (Figure 4).
Intense immunohistochimical expression of chromogranine A in small bowel neuroendocrine tumor (magnificationx400)
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A panel of antibodies was performed for the immunohistochemical study, the tumor cells expressed antichromogranine (Figure 5) but they are negative for antisynaptophysine, anti CD 56, and Ki 67.