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Insights into Imaging
Fig. 15 | Insights into Imaging

Fig. 15

From: Chest imaging using signs, symbols, and naturalistic images: a practical guide for radiologists and non-radiologists

Fig. 15

Galaxy sign. The figure shows two ill-defined nodular consolidations in the left upper lobe, surrounded by satellite small nodules (white arrows in a and b). The presence of small nodules—close to the central nodular areas—resemble the appearance of a “galaxy” (evocated in the embedded figure c). This galaxy appearance is a typical finding of sarcoidosis

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