Figure 2. (a) 66-year-old man with acute myeloid leukaemia who had prolonged neutropenia following bone marrow transplantation. Chest radiograph shows multiple micronodules secondary to candida infection. (b) High resolution CT of the same patient shows multiple micronodules with surrounding ground glass (arrow), also known as the "CT halo sign" that represents haemorrhagic infarction around the consolidated fungal infection.

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