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Figure 1. A 34-year-old female patient with relapsing acute myelogenous leukaemia (AML) and progressive abdominal pain at severe neutropenia. (a) Segmental wall thickening of the sigmoid colon (white arrow) with 5 cm long stenosis is seen. (b) A contrast enhanced abdominal CT performed 4 days later, disclosed non-enhancing small and large bowel segments (white arrows). Note also the presence of ascites. (c) Axial contrast enhanced CT (CECT) scan of the pelvis shows hypodense area in the uterine body (white arrow) corresponding to necrosis. (d) Small intestinal wall vessel occlusion and transmural invasion by Rhizopus hyphae (white arrow) (periodic acid-Schiff (PAS) stain with x 200 magnification).
