Fig. 3From: Mature B-cell lymphoma with acute myelitis as the first presentation: a case report and literature reviewContrast-enhanced CT scan of abdomen (2020–08-18). space-occupying lesions was located at the lower part of the ureter (about 4.8*5.7 cm in size), which was not clearly separated from the adjacent right ureter and the right psoas major muscle (A-D)Back to article page