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.
Arthroscopic appearance of the medial recessus in a 13-year-old girl 9 days after primary patellar dislocation (a). After transection of the synovial membrane, haematomas became obvious in projections of the femoral MPFL (b), and partial tearing and stretching of the MPFL (arrows) were confirmed by mini-open exploration (c)
