PMC9703999_01
Figure1. Thoracic CT, axial sections in parenchymal window , Multiple bilateral excavated nodules (a) with associated alveolar involvement made of ground glass nodules (a) and parenchymal condensation of the right lower lobe(a)
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Bone window showed costal involvement of the middle arch of the 3rd left side with heterogeneous osteolytic lesion with invasion of the soft parts (Figure 1, Figure 2 ).
Figure 2. Thoracic CT without injection of contrast product , a) Axial mediastinal window, b) Axial bone window, c) Coronal reconstruction of bone window, Costal involvement (a) of the middle arch of the 3rd left side: heterogeneous osteolytic lesion with invasion of the soft parts
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Bone window showed costal involvement of the middle arch of the 3rd left side with heterogeneous osteolytic lesion with invasion of the soft parts (Figure 1, Figure 2 ).
Figure 3. Positive and diffuse staining with Cd1a (IHCx200)
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This infiltrate contains sheets of oval mononuclear cells characterized by unique reniform or cleaved nuclei with pale cytoplasm and many eosinophils, plasma cells and lymphocytes are present with positive and diffuse staining with Cd1a (Figure 3 ).