Ultrasensitive C-reactive protein 12.5mg/L is a slight elevation and is usually not too serious. 1. Ultrasensitive C-reactive protein is a kind of C-reactive protein in plasma, the normal value is 0.5~10mg/L, if the ultrasensitive C-reactive protein is 12.5mg/L belongs to the slight elevation, suggesting that there are bacterial infections in the body, etc., and most of the patients can be relieved after active anti-infective treatment, which is generally not too serious. Most patients can be relieved after active anti-infective treatment, which is usually less serious. Medications include levofloxacin, etc. 2. In addition, elevated ultrasensitive C-reactive protein can also be seen in myocardial infarction and other cardiovascular diseases, the degree of elevation of the index and the severity of the disease is positively correlated. ＞An elevation of >3.0mg/L is considered high risk and concomitant anti-inflammatory and antithrombotic therapy is recommended, while an elevation of >10mg/L suggests that other infections (bacterial or viral) may be present. Ultrasensitive C-reactive protein should be diagnosed by a medical professional in conjunction with history, symptoms, signs and other relevant tests to avoid a single diagnosis. Abnormalities should be seen promptly and regular treatment should be taken under the guidance of a doctor to avoid delays.