上叶前段肺结核较为少见,故易致误诊。我院五年来共收治64例,占同期就诊肺结核病例15,873例的0.3％。男性30例,女性34例。40岁以下46例,40岁以上18例。64例病变均限于上叶前段,其中痰菌阳性19例(29.7％);术后病理证实9例(14％);肺活检证实(％)以及抗结核治疗后病变显著吸收或硬结35例(54.7％)。X线检查有空洞14例,左侧22例右侧42例。发病原因可能系内源性感染的原发病灶复燃,血行或淋巴血行感染和干酪性淋巴结炎破溃引起的吸入性感 Pulmonary tuberculosis on the anterior lobe is relatively rare, it is easy to cause misdiagnosis. A total of 64 cases were treated in our hospital in five years, accounting for 0.3% of the 15,873 cases of tuberculosis treated in the same period. 30 males and 34 females. 46 under 40, 18 over 40. Sixty-four lesions were limited to the anterior segment of the upper lobe, 19 (29.7%) were sputum positive, 9 were pathologically confirmed (14%), 35 were confirmed by lung biopsy and significantly affected by tuberculosis 54.7%). X-ray examination of 14 cases of empty, 22 cases on the right side of the left 42 cases. The pathogenesis may be the endogenous infection of the primary lesion resurgence, hematogenous or lymphatic blood infection and cheese lymphadenitis caused by inhalation of sexy