Pathophysiology, clinical features and radiological findings of differentiation syndrome/all-trans-retinoic acid syndrome

Figure 2 Photograph. A: Chest X-ray shows subtile patchy ground glass opacities of the middle inferior lung fields; B: Computed tomography scans of the same patient as Figure 4 shows patchy ground glass opacities (a, b and c) with interlobar septal thickening (arrows in d). References: Institute of Radiology, Department of Clinical and Biological Sciences of University of Turin, AOU S.Luigi Gonzaga, Regione Gonzole 10, 10043 Orbassano, Torino, Italy.