RESUMEN
Objective To introduce a method of automatically identifying critical values from medical image examination reports and prompt the physician to report it,to prevent the omission of the critical value reporting and improve the medical quality.Methods According to the requirement of critical value reporting system,regular expressions were made for each emergency situation of medical image examination,in order to form a critical value feature library.And an algorithm was designed to find critical value and prompt doctors automatically.Results According to this method,the critical value auto recognize software was developed and had been tested in Nanfang Hospital for 6 months.The software ran well.Conclusion Using regular expressions to define a criteria value feature library and design an algorithm of identifying criteria values,can recognize critical values and prompt physician automatically.