Journal of Capital Medical University ›› 2016, Vol. 37 ›› Issue (3): 264-269.doi: 10.3969/j.issn.1006-7795.2016.03.003

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Analysis of electrocardiogram screening of asymptomatic patients before tooth extraction

Li Jing1, Nan Fang2, Huang Xiaofeng1, Yang Ying1, Zhang Qiong1, Zhang Fangming1   

  1. 1. Department of Stomatology, Beijing Friendship Hospital, Capital Medical University, Beijing 100050, China;
    2. Department of Cardiology, Beijing Friendship Hospital, Capital Medical University, Beijing 100050, China
  • Received:2016-03-29 Online:2016-06-21 Published:2016-06-13
  • Supported by:
    This study was supported by Natural Science Foundation of Beijing (7162053), Achievement Promotion Project in Beijing HFPC(TG-2015-018).

Abstract: Objective To evaluate the potential risk of cardiac disease and explore the necessity of electrocardiogram (ECG) screening for asymptomatic patients before tooth extraction.Methods Adult patients before tooth extraction were recruited in the Department of Stomatology in Beijing Friendship Hospital, Capital Medical University from January 2014 to December 2015. All the patients were randomly divided into two groups, patients screened by electrocardiogram (ECG group) or not (control) before tooth extraction. The occurrence of systemic complication and the occurrence of abnormal ECG in patients of two groups after tooth extraction was observed and compared. Results Totally 2 388 patients were selected in the study. There were 1 158 cases in ECG group and 1 230 in control. In ECG group, there were 201 patients (17.36%) with abnormal ECG. In the abnormal ECG cases, 40 patients were regarded as having severe high risk of cardiac disease, and were not recommended for tooth extraction. There were 6 cases (0.54%) and 37 cases (3.01%) of systemic complication respectively in ECG group and control group after tooth extraction. The difference between the two groups was statistically significant (P <0.001). In 28 patients of the 37 cases in control group high risk ECG was found, while the ECG examination of all cases in ECG group was normal. Conclusion ECG screening is necessary for asymptomatic patients before tooth extraction, and is effective to detect potential heart disease of high risk in tooth extraction patients, which might reduce the systemic complication and improve the safety during dental operation.

Key words: tooth extraction, asymptomatic, electrocardiogram, screening

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