Bone marrow edema (BME) is when normal fatty bone marrow—the spongy tissue in the center of bones—is replaced with a watery mix of fluid and blood. Also known as a bone marrow lesion, BME occurs when arthritis, an injury, or a fracture damages the normal bone structure.
When you have no cartilage in your knee, simple movements can be painful. Cartilage—a type of connective tissue that lines the end of bones—provides cushioning for joints and prevents bones from rubbing together. Severe knee cartilage loss makes walking, sitting, standing, squatting, and going up and down stairs extremely painful.
Knee cartilage is a type of connective tissue in your knee. A tear that occurs in the knee cartilage may be called a "cartilage tear" or a "meniscus tear," but the terms are not always interchangeable.
To systematically review the literature in order to compare the efficacy and safety of platelet-rich plasma (PRP), bone marrow aspirate concentrate (BMAC), and hyaluronic acid (HA) injections for the treatment of knee osteoarthritis (OA).
If you're an athlete who does an activity with a lot of jumping involved, or if you have a child or teen who plays such a sport, you may one day find yourself with jumper's knee. In the medical world, it's known as patellar tendonitis or patellar tendinopathy.
