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Intoxicação aguda por sulfato de cobre: caso clínico

Neoplasia de localização primária desconhecida

Cancers of unknown primary site constitute a heterogeneous group having in common their biological behaviour. We have analysed patients with cancer of unknown primary site admitted to University Hospital of Coimbra/Internal Medicine Service III from 1st January of 1992 to 30th June of 1998. The study included 26 patients corresponding to a prevalence of 2.5% malignant neoplasias; the median age of affected pati...

Adenocarcinoma of the Vater's ampulla associated with Von Recklinghausen's neur...

Von Recklinghausen's Neurofibromatosis is an autosomal dominant disease of variable manifestations. Association with gastrointestinal and hepatobiliary tumours is well documented, most of them being benign neurofibromas. Other tumours, such as leiomyomas, sarcomas, ganglioneuromas and carcinoids are less frequent. Much rarer is the development of epithelial malignancies and an ontogenic relation is not clear. T...

Superior mesenteric artery syndrome. Report of 2 clinical cases.

The authors describe two cases of the superior mesenteric artery syndrome. The diagnosis was made by radiology and both were treated surgically. They emphasize the most relevant symptoms (epigastric pain and vomiting) and the characteristic radiological signs which permit the diagnosis (marked to-and-fro peristalsis in the duodenum with extrinsic compression of the third part and proximal dilatation ending abru...