Pulmonary ventilation in workers who were working in the environment with free silicon level that exceeded the allowed standard

ABSTRACT

A study on the pulmonary ventilation of 125 patients workers (male: 96, ages of 30-35 and working duration: 7-35 years) who were working in the environment with free silicon level that exceed the allowed standard has shown that there was a normal ventilation but there was a reduction of maximal flows among worker who were working in the environment with free silicon level that exceeded the allowed standard. There was a reduction of pulmonary ventilation and maximal flows among worker with silicosis type P.