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Fig. 1B —CT shows segmental wall thickening and increased mucosal
enhancement after allogeneic hematopoietic stem cell transplantation (HSCT)
due to mucosal barrier injury. CT scans show segmental wall thickening of
small bowel with alternating hypoperfused (short arrows) and
hyperperfused (long arrow, B) mural areas in 25-year-old man
with non-Hodgkin's lymphoma immediately after allogeneic HSCT. Only discrete
perienteric stranding is depicted.