Thursday, March 19, 2009

Root Resorption of Primary Molars

Article title: Root Resorption of Primary Molars
Author(s): Zadik D, et al
Journal: Journal of Dentistry for Children
Volume (number): 42(2)
Month, Year: Mar-Apr, 1975

Major topic:Primary molar root resorption
Minor topic(s: N/A
Type of Article: Investigational study

Main Purpose: To study the pattern of root resorption in primary second molars without succedaneous teeth.

Overview of method of research: 
Radiographic study of 102 children with missing second premolars, either unilateral or bilateral. The existing primary second molars did not have pathologies or large restorations. One group had a unilateral missing premolar. The kids were there own controls for rate of resorption. Radiographs were taken and used to create tables.

Findings:
Root resorption occurs even in the absence of premolars and degree of resorption is not statistically linked to presence of a succedaneous tooth.


Key points/Summary :
It has been assumed that presence of an erupting succedaneous tooth is responsible for primary tooth root resorption. This study puts that assumption into question.

Assessment of article: 
Great article. It is simple and to the point. Being able to do split mouth studies is a great. Oldie but goodie.

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