Figure 1.
Macroscopic observations. Specimen with osteoarthritis (OA) and genu varum tibial plateau. White arrow indicates severe cartilage degeneration, while the black arrow indicates mild cartilage degeneration.
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.