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Fig. 3A 34-year-old man with recurrent large cell lymphoma
(asterisk) in right middle lobe after stem cell transplantation.
Images are displayed at window level of -500 H and width of 1,400 H. Image
obtained with axial high-resolution CT clearly depicts, in right lower lobe,
ground-glass attenuation (arrows) that represents viral infection in
this patient undergoing immunosuppressive treatment.