An increase in C-reactive protein is often indicative of inflammatory infections, and patients need to find the specific cause, hanging saline is not the cure. C-reactive protein is a more sensitive inflammatory factor, its increase is mostly caused by infection, C-reactive protein 100mg / L suggests that the infection is more serious. If the blood test indicates an increase in white blood cells and neutrophils at this time, the infection is usually bacterial in nature. Patients can find sensitive bacteria through drug sensitivity test and take antibiotics to treat the cause. In addition, blood system diseases, rheumatic connective tissue diseases, and stress reactions may also increase C-reactive protein, so it is important to find the cause behind the clinical appearance and choose the treatment according to the cause. It is recommended that patients with abnormally high C-reactive protein should consult a doctor in a timely manner, choose appropriate treatment according to the test results, and review regularly. Usually, attention should be paid to rest and healthy diet.