l Classification of inflammation A. Clinical classification according to the duration and severity Acute chronic Onset rapi slow (发病) Duration short longer (病程) Pathology necrosis proliferation (病变) edema fibrosis neutrophils lymphocyteAcute chronic Onset rapid slow （发病） Duration short longer （病程） Pathology necrosis proliferation （病变） edema fibrosis neutrophils lymphocyte A. Clinical classification according to the duration and severity III. Classification of inflammation