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.
High resolution B-mode ultrasound of the common carotid artery a patient with active Takayasu arteritis. There is marked, diffuse, concentric thickening of the vessel wall with a heterogeneous appearance (arrow). The intimal-medial complex is markedly thickened. This finding has been termed the “macaroni sign”.81 No atherosclerotic plaque is visualized. Similar findings were present in the contralateral common carotid artery.
