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.
Computed tomography findings at 18 months after diagnosis. (a) Axial slices of the supra-aortic mediastinal region and (b) Prevascular space. The arrow shows slightly increased and moderately increased paratracheal and pretracheal lymph nodes in the left axillary region.
