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.
AP radiograph of the left hip of a 78-year-old female patient with rheumatoid arthritis 11 years after implantation of the Zweymueller prosthesis. Typical radiographic result with bone atrophy in the acetabulum in zones I and II, thin radiolucent lines around the stem in zones I and VII, and bone atrophy in the proximal femur in zones I and VII
