The chronic inflammation is slow onset reaction which needs days to start. However, once it is started, it is a long duration reaction and is associated with more tissue destruction. The reaction needs lymphocytes and macrophages, and the proliferation of blood vessels and the deposition of connective tissue are also existed in the response. What is more, it is lack of local and systemic signs and is always severe and progressive, and may causes tissue injury and fibrosis. While the acute inflammatory is a rapid and short duration response, it is always characterized by edema and neutrophil migration. It has prominent signs and sometimes can be mild and self-‐limited.
In
addition, they are different in the main immune response they initiate.
In
addition, they are different in the main immune response they initiate.