Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Sunburst 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 mass
