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Research Article

SRP. 2020; 11(10): 94-99

Prevalence of Retained Primary Teeth without Permanent Successors among Orthodontic Patients in Basrah City/ Iraq

Rawaa Saadoon Hashim, Dana R. Mohammed, Majed Mohamed Refaat.


Background: the aim of this study was to evaluate the prevalence of retained primary teeth (RPT) and the most favorable treatment option from the patient point of view.
Method: The study sample consist of 508 orthodontic patients, 367 females and 141 males with aged range from (7-35) years old, all patients where clinically examined and panoramic radiographs were recorded for them.
Result and Conclusion: No significant differences were found in total prevalence of RPT between males and females, while a significant difference was found in relation between types of treatment of retained primary teeth with age. The total prevalence of RPT was 3.7% among orthodontic patients examined in this study. The most frequently RPT was the primary second molar. RPT found more frequently in the maxilla, the majority of the patient has one RPT but the female patients has a higher incidence of two or more RPT than males, the most favorable treatment option of RPT without a permanent successor is extraction and closing the space.

Key words: Retained primary teeth, orthodontic patients, orthodontic treatment, and panoramic radiogragh

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