Figure 1.
Ultrasound scans of a rheumatoid arthritis patient in clinical remission in power Doppler mode showing (A) a persistent power Doppler image and (B) an image after the power Doppler signal was abolished.
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.