Avascular necrosis (AVN) of the hip, also known as osteonecrosis,

Tennis elbow, also called lateral epicondylitis, is a common problem

Ankylosing spondylitis (AS) is a rare autoimmune disorder that primarily

The shoulder is a complex ball-and-socket joint made up by

Knee osteoarthritis (OA) is a common condition that affects many

It involves the replacement of damaged parts of the knee