Figure 6.
Volume of metal artifact and error of CT value in ROI. B-H = beam-hardening, CT = computer tomography, HU = Hounsfield unit, O-Mar = orthopedics metal artifact reduction, ROI = region of interest, s = photon-starvation.
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.