Weather History for KMSP - October, 2015. This icon will show if stations have a snow accumulation reading. Not all stations report snow accumulation. This icon shows rain accumulation or the liquid equivalent in the case of snow, hail or sleet. It does not differentiate between different forms of precipitation such as rain, snow, hail or sleet.
Retroperitoneal masses: Introduction. Retroperitoneal masses: Retroperitoneal masses is a condition in which there are growths or tumors that develop behind the peritoneum, a membrane that covers most of the abdominal organs.
Retroperitoneal versus Intraperitoneal. -mass is confirmed to be within the retroperitoneal cavity when there is anterior renal displacement or anterior displacement of the ureters. -retroperitoneal lesions displace echoes ventrally and crainally that are normally in the perirenal or pararenal space.