Hyperdontia
		n Prevalence of supernumerary teeth is about 1%-3% (higher rate in Asians) n Single tooth hyperdontia represent 75%-85% of cases n More common in permanent dentition n Almost 90% in maxilla n Maxillary incisor region most common site then 4th molars,premolars and canines n If multiples, usually in mandibular premolar region