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Insights into Imaging
Fig. 19 | Insights into Imaging

Fig. 19

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

Fig. 19

Headcheese sign. This sign consists in a mixed pulmonary pattern with areas of various attenuation. It is characterized by the contemporary presence of areas of ground glass attenuation (black peripheral arrowheads, due to infiltrative diseases), air-trapping (black arrows), and healthy lung zones. This pattern is reminiscent of the appearance of headcheese—as well demonstrated in this patient with subacute hypersensitivity pneumonitis

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