The Clinical Study of Atorvastatin and Dexamethasone on Treatment for Chronic Subdural Hematoma in the Patients With Coagulation Disorders

Inclusion Criteria: 1. Age ≥18 and\<90years old, both gender; 2. Long-term antiplatelet and anticoagulant drugs cause Coagulation Disorders; 3. CT scan reveals supratentorial, unilateral or bilateral chronic subdural hematoma (MRI scan is warranted if diagnosis is difficult); 4. The midline shift to less than 1 cm; 5. Attending physician makes a judgment that cerebral hernia would not occur and surgical operation might not be performed in a short time. Conservative treatment is adopted; 6. Patients have never undergo surgery on the hematoma; 7. Patient fully understood the nature of the study, and voluntarily participates and signs informed consent. Exclusion Criteria: 1. Allergic to the statin and dexamethasone or its ingredients; 2. Hematoma caused by tumors, blood and other known comorbidities; 3. Abnormal liver function; 4. Uncontrolled hepatitis and other liver diseases, as well as suffering from other disease may interfere the study; 5. Patients have been on oral Statin treatment in the past four weeks; 6. Patients have been on oral Steroids treatment for a long time; 7. Diagnosed Diabetes patients with poorly controlled blood glucose 8. Participate in clinical trials in the past four weeks; 9. Pregnant or breastfeeding; 10. Failure of completing the trial by poor compliance; 11. For any reason, the researchers believe that the case is not suitable for inclusion.