Journal of the Korean Academy of Pediatric Dentistry 2011;38(1):82-87.
Published online February 28, 2011.
SPONTANEOUS NORMAL ERUPTION OF PERMANENT TOOTH WITH ABNORMAL ERUPTION PATH
Sang-Min Kim, Ho-Won Park, Ju-Hyun Lee, Hyun-Woo Seo
Department of Pediatric Dentistry, Oral Science Research Center, College of Dentistry, Gangneung-Wonju National University 
Correspondence:  Ho-Won Park,  Tel: 033-640-3158, Email: pedo@gwnu.ac.kr
Received: 20 November 2010   • Accepted: 10 January 2011
Abstract
The pulp infection of primary tooth is often caused by dental caries or trauma. But, if it is not managed properly, it can be produce the periapical lesion. The periapical lesion can cause some complications such as enamel hypoplasia, displacement, root dilaceration and impaction. Treatment options of displaced permanent successor are clinical and radiological follow-up after extraction of primary teeth, surgical opening, orthodontic traction, transplantation and extraction. In these cases, the premolars with abnormal eruption path caused by periapical lesion of the primary tooth have shown successful spontaneous eruption just as a result of extraction of infected primary tooth and space maintenance.
Key Words: Periapical lesion, Abnormal eruption path, Spontaneous eruption


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