👉 A myxochondroma is a type of cancer that occurs in the bone, which can grow and spread to other parts of the body. It's caused by changes in the structure of the bone called osteopenia, also known as "bone loss." The exact cause remains unknown, but it's thought to be related to factors like genetics or environmental exposure. Myxochondromas are usually small and don't grow rapidly, but they can become larger over time if left untreated. Treatment options