Etiology And Outcome Of 110 Patients With Chronic Cough In Guilin

Objective:To analyze the etiological characteristics of chronic cough patients in respiratory department of affiliated hospital of Guilin Medical College,and to understand the prognosis of chronic cough patients.Methods : From January 2014 to December 2015,110 patients with chronic cough in Department of Respiratory Medicine,affiliated Hospital of Guilin Medical College,were reviewed.The general information,course of cough,type of cough,associated disease,examination report and treatment plan were reviewed.In that follow-up form of the telephone,the first part analyzed the etiology of chronic cough patients.The second part investigated the time of chronic cough and the hospitalization in 3 years after the onset of coughing,compared the 3 years hospitalization rate and the condition of the normal control group of chronic cough and physical examination,to understand the possible cause and prognosis of the patients with chronic cough.Results: A total of 222 interviewees were successfully included in the analysis,110 patients with chronic cough,etiology can be determined in 72 cases(66%),37 cases of unknown etiology(33%),there were 1 cases of death(0.9%).The main causes of chronic cough were as follows: the etiology was unknown in 37 cases(33.6%),upper airway cough syndrome report of 27 cases(24.54%),allergic cough report of 10 cases(9.0%),10 cases of chronic bronchitis(9.0%),7 cases of cough variant Asthma(6.4%),ACEI associated cough: a report of 6 cases(5.4%).About 70% of the patients were treated and cough improved.In 110 patients with chronic cough,13 patients(11.8%)were admitted to hospital within 3 years after the onset of the disease,there was no significant compared with the normal control group(12/112,10.7%).The reasons for hospitalization of chronic cough are in turn :2 cases of diabetes mellitus,2 cases of coronary heart disease,2 cases of intestinal polyp,1 case of intestinal obstruction,1 case of renal calculi,1 case of gastritis,1 case of arrhythmia,1 case of cardiogenic cough,1 case of thrombocytopenia,1 case of bronchial asthma,there was no significant difference between the distribution and the control group.Conclusions: The main causes of chronic cough in Guilin were unknown chronic cough,upper airway cough syndrome,allergic cough,chronic bronchitis,cough variant asthma with ACEI cough.Follow up for 3 years showed that the hospitalization rate,etiological distribution and mortality rate of chronic cough were similar to those of normal control group,indicating that chronic cough was a benign process and had a good prognosis.