The Optimal Duration of Preoperative Anti-tuberculosis Treatment of Spinal Tuberculosis

Inclusion Criteria: * Patients are diagnosed as spinal tuberculosis clinically,and they do not receive antituberculosis therapy or with 2 weeks. * The age is between 15 years old and 75 years old. * Patients have good compliance,and have clear surgical indications.4.Willing to join the research Exclusion Criteria: * Patients have surgical contraindications. * Patients have bad habits:taking drug,drinking.3.Patients have mental disease. * Patients have bad compliance. * Patients have hematogenous disseminated pulmonary tuberculosis, serious central nervous system tuberculosis,and serious extrapulmonary tuberculosis. * Patients with drug resistance for Antituberculosis drugs,and patient have to change the treat plan,and patients have immunodeficiency diseases. * Patients are not diagnosed as spinal tuberculosis clearly. * Not willing to join the research