[Retroperitoneal and mesenteric fibrosis. An uncommon "carcinoid syndrome"].

Retroperitoneal fibrosis is an uncommon disease in which dense fibrous tissue proliferates in the retroperitoneum. It frequently consists in an abdominal mass involving alimentary structures, ureters with obstruction, and vascular elements with stenosis. This pathological event may be associated with a history of ergotamine usage or a wide range of conditions including malignancy, injuries and infections.

[Inflammatory pseudotumour of the spleen: a case report and review of the literature].

The case of a 64-year-old man presenting dysuria and haematuria is described. The cause of these symptoms was related to a splenomegaly compressing the left kidney and renal pelvis. A splenectomy was performed.