Fig. (2a).
Plain radiograph taken at the onset of severe right hip joint pain showing KL grading II hip OA. Joint space narrowing is seen in the right hip joint (black arrows).
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.