接触粉尘种类不同,发生尘肺类型也不同;引起呼吸功能障碍和劳动能力丧失的程度也各异。为做好尘肺职业病患者的劳动能力鉴定,了解各种尘肺之间存在的差别,本文对几种常见尘肺者共423例的肺功能改变作了回顾性调查,现分析如下: 一、对象和方法 1,病例来源与分组 423例均系我所历年的门诊住院病人所测定的肺功能的累积资 Different types of exposure to dust, the occurrence of different types of pneumoconiosis; induced respiratory dysfunction and loss of ability to work also vary. To do a good job of pneumoconiosis occupational capacity identification, to understand the differences between the various pneumoconiosis, the paper several common pneumoconiosis a total of 423 cases of pulmonary function were retrospectively reviewed, are analyzed as follows: First, the object and method 1, the source of cases and subgroups of 423 cases are all the cumulative capital of lung function measured by outpatient inpatients in our calendar