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Perirenal compartment correct answers The kidneys and adrenal gland are located in the: Symmetry correct answers When evaluating the segments where muscles course, what is the most important characteristic to document? SMA & celiac vessels correct answers Enlarged lymph nodes in the para aortic region may cause displacement of the: A. Renal vessels B. SMA C. Celiac vessels D. None of the above Sandwich sign correct answers When lymphoma involves the mesentery, there may be a layered appearance. This is referred to as the: Hyperechoic mass correct answers The usual appearance of enlarged lymph nodes includes all of the following except: All of the above correct answers Conditions which may mimic lymphoma include: A. Horse shoe kidney B. Thrombosis left renal vein C. Inflammatory changes due to a leaking aneurysm D. All of the above Pheochromocytoma correct answers A 50 year old male, is hypertensive. The renal ultrasound exam reveals a large solid mass with well defined borders arising from the adrenal region. There are also areas of cystic degeneration. No other abnormalities in the abdomen were discovered. The most likely diagnosis would be: Neuroblastoma correct answers A heterogenous childhood adrenal tumor which frequently invades surrounding structures, and presents with weight loss, malaise, abdominal protrusion and fever describes a: Retroperitoneal fibrosis correct answers A patient presents with abdominal pain, nausea, vomiting, and hypertension. The ultrasound exam reveals a bulky midline hypoechoic mass. The most likely diagnosis is: Spleen correct answers Which structure is NOT a retroperitoneal organ? Normal lymph nodes are routinely NOT seen with ultrasound correct answers Which of the following statements concerning lymph nodes is true? Pheochromocytoma correct answers An adrenaline secreting tumor is a(n):