Chen Jun, Zhang Qing-Fu, Liu Guo-Qin, Zhao Hai-Jun, Zhang Xin-Hai
Stomatological Center of Nanjing Command, No. 411 Hospital of PLA, Shanghai 200081, China.
Hua Xi Kou Qiang Yi Xue Za Zhi. 2010 Feb;28(1):104-5.
Supernumerary teeth is one of the dysplasia that the number of the teeth are more than physical number. Most cases of reports were with 1-2 supernumerary teeth and rare cases were with more than 3 supernumerary teeth. A 17-year old female patient of 7 impacted supernumerary teeth were found because of toothache of premolar caused by impacted supernumerary teeth and were treated by extraction of impacted supernumerary teeth.