Davie's: Part 8 Retroperitoneum || with 100% Error-free Solutions.

344. Which of the following structures is not retroperitoneal in location? a. spleen b. kidney c. pancreas d. aorta e. psoas muscles correct answers a. spleen 345. You are performing an abdominal sonogram and detect a striated, hypoechoic structure immediately posterior to the right kidney. A similar structure is seen posterior to the left kidney. What are you imaging? a. psoas muscle b. quadratus lumborum muscles c. adrenal gland d. diaphragmatic crura e. Gerota's fascia correct answers b. quadratus lumborum muscles 346. The kidneys lie in which retroperitoneal space? a. posterior pararenal space b. perirenal space c. retrofascial space d. anterior pararenal space e. the kidneys are not retroperitoneal in location correct answers b. perirenal space 347. During sonographic evaluation of the periaortic area, you detect several hypoechoic structures each measuring slightly greater than 2.0 cm, adjacent to the celiac trunk and superior mesenteric artery. What is the most likely etiology of these structures? a. diaphragmatic crus b. retroperitoneal fibrosis c. para-aortic lymph nodes d. mesenteric aneurysms e. lymphoceles correct answers c. para-aortic lymph nodes 348. A patient has been referred for abdominal sonography with abdominal pain and increased serum amylase. You detect a fluid pocket in the left pararenal space. Given these ultrasound findings and patient history, what is the most likely etiology of this mass? a. exophytic renal cyst b. pancreatic pseudocyst c. retroperitoneal hemorrhage d. lymphocele e. urinoma correct answers b. pancreatic pseudocyst