Duplication of the Small Intestine

Duplication of small intestine.

Report of an interesting case of small bowel duplication [Persian]

  A 13 years old boy with severe abdominal pain and history of intermittent (II bleeding since the aye of 3 months, is presented. Different diagnostic procedures were unremarkable. A Tc-99m Pertechnetate abdominal study revealed abnormal radionuclide accumulation in small bowel region. Duplication of small bowel was suspected which was confirmed by surgery and patholo...

Histomorphometric changes of small intestine in pregnant rat

Food intake of rats increases during pregnancy. This requires changes in the structure of the small intestine to absorb additional food. The aim of the present study was to investigate the morphological changes in the layers of small intestine in rats during pregnancy. Duodenum, jejunum and ileum of 18 pregnant Sprague-Dawley rats (day 7, 14 and 21 of pregnancy) were collected. Villous height a...

PRIMARY MALIGNANT TUMORS OF THE SMALL INTESTINE: ANALYSIS OF 156 IRANIAN PATIENTS

156 Iranian patients with primary malignant tumors of the small intestine were reviewed. Malignant lymphoma was the most common tumor type, comprising 128 patients (82%), followed by adenocarcinoma (22 patients, 14.1 %), leiomyosarcoma (4 patients, 2.56%) and carcinoid tumor (2 patients, 1.28%). Lymphomas and adenocarcinomas were primarily located in the duodenum or jejunum, whereas leiomy...

Pseudolymphomas of the small intestine.

Difficulty ill the histopathological sepitratiou of atypical reactive hyperplasia "f the lyniplioreticular system from neoplasia is not new. Such difficulty has led to the nosological existence of peculiar tumors whieh have defied precise tla.ssifioation. Tlioso oc-cuning in the ^gastrointestinal tract have been designated "psoudoleukemia gastrointestinalis"\ "unclassified lymplioma"^ and "pseu...