What do retroperitoneal lymph nodes do?
What do retroperitoneal lymph nodes do? Retroperitoneal lymph node dissection (RPLND) is a surgical procedure that removes lymph nodes from the abdomen. Lymph nodes are small structures that help filter the body and fight disease. They are a part of the immune system. Are retroperitoneal lymph nodes normal? In summary, in children, the presence of either retroperitoneal lymph nodes with short diameter of 7 mm or greater or pelvic lymph nodes with short diameter of 8 mm or greater, or more than four lymph nodes with long diameter 5 mm or greater at a single location, should be considered abnormal...