PMC7007037_01
Erythematous-violaceous livedoid macules located on the knees and anterior and medial surface of the thighs
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Skin examination showed erythematous-violaceous livedoid macules symmetrically distributed on the anterior and medial surface of the thighs and knees (Figure 1).
Sarcoid granulomas composed of histiocytes with large and eosinophilic cytoplasm, vesicular oval nucleus and prominent nucleolus, in association with Langhans giant cells. The periphery of the granulomas showed scarce lymphocyte infiltrate (naked gra nuloma). Vasculitis was absent (Hematoxylin and eosin, x100)
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The connective tissue was normal with absent vasculitis (Figure 2).
Pulmonary involvement. Chest computed tomograph fin dings. Diffuse bilateral distribution of multiple centrilobular nodu les and bronchial wall thickness
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Chest computed tomography revealed diffuse bilateral distribution of multiple centrilobular nodules and bronchial wall thickness (Figure 3).