Axial lung window
System: Chest
Section: Signs
Tag: cases
Modality: CT (lung window)

- “ The galaxy sign refers to a pulmonary nodule formed by the confluence of several small nodules. The center of the nodule is dense, and the periphe...”

Used in the following article:

  • Galaxy sign (lungs) - “ The so-called galaxy sign, initially described as the sarcoid galaxy, represents a coalescent granuloma seen in a minority of patients with pulmon...”

View full size version of Galaxy sign of sarcoidosis

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