下叶肺结核的发病率大致占肺结核病的1.9～5.3%。我院自1988～1982年收治5,237例肺结核,其中下叶肺结核200例(3.81%)。本文着重分析下叶肺结核101例的误诊原因。资料和分析一般资料:200例中18～35岁者170例,占85%。症状:急性起病110例,发热175例,咳嗽184例,咳少量粘痰154例,咳较多粘痰或 The incidence of lower lung tuberculosis accounts for approximately 1.9 to 5.3% of tuberculosis. From 1988 to 1982, our hospital admitted 5,237 cases of pulmonary tuberculosis, of which 200 cases of lower lung tuberculosis (3.81%). This article focuses on the analysis of misdiagnosis of lower case of pulmonary tuberculosis in 101 cases. General information and analysis of information: 200 cases of 18 to 35 years old in 170 cases, accounting for 85%. Symptoms: 110 cases of acute onset, 175 cases of fever, 184 cases of cough, cough phlegm phlegm in 154 cases, cough more phlegm or