Tuberculosis test fasting?

For tuberculosis examination, divided into blood examination, sputum specimen examination, and imaging examination. If only for blood tests, fasting is required, fasting examination is required. If sputum or chest ct, chest X-ray examination, fasting is not required, you can eat. For tuberculosis routine needs to check blood routine, erythrocyte sedimentation biochemical indicators, c reactive protein, tuberculosis antibody, tvd experiment, sputum for acid-fast bacilli, sputum culture, but also chest radiograph or chest ct examination, which is tuberculosis some routine examination, the patient symptoms after these tests can basically be diagnosed is not tuberculosis. After diagnosis, effective anti-tuberculosis treatment should be carried out in accordance with the norms.