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.
Peritoneum is the thin serous membrane that lines the walls of the abdominal and pelvic cavities and clothes the abdominal and pelvic viscera. It is the largest serous membrane of human body and has a rather complex arrangement.xtraperitoneal tissue: Between the parietal peritoneum and the fascial lining of the abdominal and pelvic walls, there is a layer of connective tissue called the extraperitoneal tissue. It varies in amount in different regions.