"can present as pre-sacral soft tissue mass 4"
"Hodgkin lymphoma 6"
Expected headings
"Radiological features"
"CT"
"MRI"
"Extramedullary haematopoiesis usually affects visceral organs like the liver, spleen, lymph nodes, and thorax. Less commonly it can affect the pleura, lungs, gastrointestinal tract, breast, skin, brain, kidneys, epidural space, and adrenal glands."
"perirenal soft tissue with normal renal contour can be seen (mimicking lymphoma or Erdheim-Chester disease-like appearance) 4; it has been found to be the most common retroperitoneal finding 4"