Definition (MSHCZE) retroperitoneum – část břišní oblasti, která je uložena za břišní dutinou vystlanou pobřišnicí (peritoneum). When a tumor or cyst grows behind the visceral peritoneum, but within the parietal peritoneum, it is called a retroperitoneal mass. It is C-shaped on axial cross-section with convexity projecting anterior in the mid-line. It has no specific delineating anatomical structures. ledviny s močovody, slinivku břišní, aortu a další cévy, nervové pleteně, mízní uzliny. In some cases, doctors are not able to … Obsahuje např. (a) Diagram shows the anterior (APS) and posterior (PPS) pararenal spaces, perirenal space (PS), retromesenteric plane (RMP), retrorenal plane (RRP), and lateral conal (LP) planes. Retroperitoneal Anatomy: Spaces . 108-5 ). Retroperitoneal inflammation can happen when harmful bacteria come in contact with the organs in the retroperitoneal space or the lining that encloses your abdominal cavity. "Retroperitoneal," therefore, is a term meaning behind, in back of or posterior to the peritoneum, which is a membrane that serves as a lining for the anatomical space in the abdominal cavity. Other organs located in the retroperitoneal space are the kidneys, adrenal glands, proximal ureters, and … In this lesson, you'll learn the specific definition of the retroperitoneum. Retroperitoneal anatomy. It is divided into three spaces by the perirenal fascia and is best visualized using CT or MRI. The retroperitoneal space technically is outside of the peritoneum, between the abdomen and the back. Retroperitoneal Structures. Description. The retroperitoneal space (retroperitoneum) is the anatomical space (sometimes a potential space) in the abdominal cavity behind the peritoneum.. Course Outline Then, you'll learn a mnemonic that will help you remember the organs (or parts thereof) that are found in this space. Retroperitoneal definition is - situated behind the peritoneum. We consider four layers, proceeding from the outermost portion of the extraperitoneum (i.e., body wall and great vessels) to the innermost (i.e., anterior pararenal space). How to use retroperitoneal in a sentence. A diagram of the aorta, a retroperitoneal structure. Organs are retroperitoneal if they have peritoneum on their anterior side only. approaches for surgical dissection of pelvic sidewall and retroperitoneal anatomical structures (e.g., ureter, nerves, blood vessels) in patients with complex anatomy; and 4) distinguish retroperitoneal spaces and apply these landmarks to minimally invasive surgical dissection. In the human abdomen, a thin membrane called the visceral peritoneum covers most organs, such as the kidneys and liver.A second membrane, called the parietal peritoneum, forms a type of bag around the organs. The embryology previously discussed provides a rationale for the laminar nature of the retroperitoneum ( Fig. The retroperitoneum is the part of the abdominal cavity that lies between the posterior parietal peritoneum (anteriorly) and transversalis fascia (posteriorly). Retroperitoneal structures include the rest of the duodenum, the ascending colon, the descending colon, the middle third of the rectum, and the remainder of the pancreas.
retroperitoneal definition anatomy 2021