肺结核病之诊断,重点在于痰中检出结核菌。过去,有些人重视用X线,从其表现特点上来诊断肺结核;但常有误诊,同影异病、同病异影是常见的现象。所以单凭X线形态诊断是不科学的,找到病原菌才能下病原学诊断。文化大革命以后,由于不重视痰检,不少肺部疾病长期服用抗结核药物治疗不见进步,最后证实误诊者很多,痰检的重要性又日渐为 The diagnosis of tuberculosis, the focus is detected in sputum TB. In the past, some people attached importance to using X-rays to diagnose tuberculosis from their performance characteristics. However, they often misdiagnosed, with the same disease, the same disease is common phenomenon. Therefore, X-ray diagnosis alone is not scientific, to find pathogens to pathogenic diagnosis. After the Cultural Revolution, due to lack of emphasis on sputum examination, many lung diseases long-term use of anti-TB drugs without improvement, and finally confirmed a lot of misdiagnosis, the importance of sputum examination and increasingly