The clinical manifestations of heel osteochondritis may include the following: 1, there may be pain, heel osteochondritis may be a sterile inflammation, that is, there is no bacterial, fungal and other microbial infection, this is called sterile inflammation, it will secrete some inflammatory factors, like interleukin 6, prostaglandins, these can cause pain. If it is a bacterial infection, such as Escherichia coli, Staphylococcus aureus, this time will also cause local pain. 2, there may be local swelling, because after the emergence of aseptic inflammation or infection, there will be local exudation, and the surface looks swollen. 3, there may be restricted movement, because after the emergence of periostitis will be swollen and painful, the body feels obvious pain when moving, so at this time, in order to protect This time, in order to protect the joint or local soft tissues, there will be a local restriction of movement.