[Duodenal endocrine tumor associated with ulcerous perforation]. / Tumor endocrino duodenal asociado a perforación ulcerosa.

A psammomatous endocrine tumor of the duodenum associated with a perforated duodenal ulcer, acute diffuse peritonitis and multiple organ failure is described. Histologic evaluation of the tumor shows a mixed pattern, with solid and glandular structures. Immunohistochemical stains further show cytoplasmic storage of gastrin and somatostatin. Apical CEA staining is also demonstrated in glandular areas of the tumor.

[Rupture of splenic artery aneurysm as a cause of acute abdomen]. / Ruptura de aneurisma de arteria esplénica como causa de abdomen agudo.

A male, 52 years old, presenting acute abdominal pain and hypovolemic shock, was diagnosed by ultrasound and CAT of fissured aneurysm of the splenic artery. Emergency laparotomy confirmed that the aneurysm had ruptured into the peritoneal cavity.