Fig. 32From: Chest imaging using signs, symbols, and naturalistic images: a practical guide for radiologists and non-radiologistsSunburst sign. A CT image of a 61-year-old female affected by lung adenocarcinoma. The parenchymal neoplastic lesion shows spiculated and irregular margins, resembling the appearance of a “sunburst”: the rays or the speculated margins are constituted by the distorted blood vessels and/or by thickened septa that surround the pulmonary massBack to article page