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  1. Retroperitoneal space - Wikipedia

    Structures that are not suspended by mesentery in the abdominal cavity and that lie between the parietal peritoneum and abdominal wall are classified as retroperitoneal.

  2. What is Retroperitoneal? - Radiology In Plain English

    Nov 22, 2020 · The retroperitoneal space is an important area within the abdominal cavity that plays a significant role in the human body. It is located behind the peritoneum, the membrane …

  3. What Is a Retroperitoneal Ultrasound? Your Guide to Retroperitoneal

    One valuable test is the retroperitoneal ultrasound, which focuses on imaging the retroperitoneal space, located behind the abdominal cavity and housing vital organs like the kidneys, adrenal …

  4. Retroperitoneal Inflammation: Symptoms, Causes, and Risks

    Nov 12, 2020 · Inflammation that affects your retroperitoneal space is a serious medical condition. It has a high mortality rate. However, early diagnosis and treatment can improve your outlook. …

  5. Anatomy, Abdomen and Pelvis, Retroperitoneum - StatPearls

    Jul 24, 2023 · Primarily retroperitoneal structures are those that were retroperitoneal during the entirety of development. These structures include the adrenal glands, kidneys, ureters, …

  6. Retroperitoneum | Radiology Reference Article | Radiopaedia.org

    Jul 21, 2024 · The retroperitoneum is the part of the abdominal cavity that lies between the posterior parietal peritoneum anteriorly and the posterior abdominal wall 4. It is C-shaped on …

  7. Definition of retroperitoneal - NCI Dictionary of Cancer Terms

    retroperitoneal (REH-troh-PAYR-ih-toh-NEE-ul) Having to do with the area outside or behind the peritoneum (the tissue that lines the abdominal wall and covers most of the organs in the …

  8. RETROPERITONEUM Definition & Meaning | Merriam-Webster

    3 days ago · The meaning of RETROPERITONEUM is the space between the peritoneum and the posterior abdominal wall that contains especially the kidneys and associated structures, the …

  9. Extraperitoneal: retroperitoneal, subperitoneal, preperitoneal

    The kidneys, and the large vessels - the aorta and the inferior vena cava- lie posterior to the peritoneal cavity: retroperitoneal. Several pelvic organs lie inferior to the peritoneum: …

  10. What Are the Retroperitoneal Organs? - Biology Insights

    Aug 12, 2025 · The term “retroperitoneal” literally translates to “behind the peritoneum.” This classification describes organs situated in the abdominal cavity posterior to, or outside, the …