A kneecap becomes dislocated when the patella bone, which sits at the front of the knee, comes out of position. In the process, the connective tissues that hold the bone in place may stretch and tear.
New research presented at ACR Convergence, the American College of Rheumatology's annual meeting, shows that use of warfarin, a vitamin K drug widely prescribed to prevent blood clots, is associated with a significantly greater risk of knee and hip replacements in patients with osteoarthritis
Bone density tests are often touted as a way to predict the risk of fracture in postmenopausal women, but a new study casts doubt on the value of repeating this commonly used test.
A variety of issues can cause knee swelling, including injuries and medical conditions such as arthritis. A person can treat some of these causes at home, while other issues require care from a doctor. In some cases, the cause of the swelling is chronic and requires long-term treatment.