Objective To explore the CT grading method of small opacity profusion of pneumoconiosis, and draw up the corresponding CT reference film.Methods In December 2019, three hundred thirty-seven cases of pneumoconosis and ...Objective To explore the CT grading method of small opacity profusion of pneumoconiosis, and draw up the corresponding CT reference film.Methods In December 2019, three hundred thirty-seven cases of pneumoconosis and suspected pneumoconiosis were examined by chest radiography and Computed Tomography(CT) in the same period.展开更多
文摘Objective To explore the CT grading method of small opacity profusion of pneumoconiosis, and draw up the corresponding CT reference film.Methods In December 2019, three hundred thirty-seven cases of pneumoconosis and suspected pneumoconiosis were examined by chest radiography and Computed Tomography(CT) in the same period.