“…Spiral CT chest enhanced scan can not only find special tuberculosis lesions that cannot be detected by conventional chest radiography, but also accurately determine active pulmonary tuberculosis in adults, which is of high diagnostic value. Pulmonary tuberculosis is a serious respiratory disease caused by pulmonary infection with tuberculosis bacteria, and has a high infectivity and mortality [1] . Pulmonary tuberculosis can be asymptomatic in the early stages, or show symptoms such as cough, sputum, low fever, and fatigue, which can easily be misdiagnosed as other respiratory diseases, so the best treatment time is missed, causing respiratory disorders and endanger patients' lives [2][3] .…”