Supernumerary teeth
Updates to Article Attributes
Supernumerary teeth (hyperdontia) are extra teethtooth that are in addition to to the normal numberstandard series of either primary or permanent teeth.
Terminology
The term supplemental tooth may be used when the supernumerary tooth resembles its associated normal tooth and the term peridens may be used for an ectopically erupted (e.g. buccal or lingually) supernumerary tooth 3. Mesiodens refers to a supernumerary tooth in the midline between the central incisors 4.
Epidemiology
Supernumerary teeth occur in ~2.5% (range 0.1-5.3%) of the population with a 2:1 M:F in adults with permanent teeth 1, 3.
Pathology
The aetiology of supernumerary teeth is unknown 3. They may arise anywhere in the mandible or maxilla and may be:
- unilateral or bilateral
- single or multiple
- erupted or unerupted
Associations
Multiple supernumerary teeth are associated with 2, 3:
-<p><strong>Supernumerary teeth</strong> (<strong>hyperdontia</strong>) are <a href="/articles/teeth">teeth</a> that are in addition to the normal number of either primary or permanent teeth.</p><h4>Terminology</h4><p>The term <strong>supplemental tooth</strong> may be used when the supernumerary tooth resembles its associated normal tooth and the term <strong>peridens</strong> may be used for an ectopically erupted (e.g. buccal or lingually) supernumerary tooth <sup>3</sup>. <a href="/articles/mesiodens">Mesiodens</a> refers to a supernumerary tooth in the midline between the central incisors <sup>4</sup>.</p><h4>Epidemiology</h4><p>Supernumerary teeth occur in ~2.5% (range 0.1-5.3%) of the population with a 2:1 M:F in adults with permanent teeth <sup>1, 3</sup>.</p><h4>Pathology</h4><p>The aetiology of supernumerary teeth is unknown <sup>3</sup>. They may arise anywhere in the <a href="/articles/mandible">mandible</a> or <a href="/articles/maxilla">maxilla</a> and may be:</p><ul>- +<p><strong>Supernumerary teeth</strong> (<strong>hyperdontia</strong>) are extra <a href="/articles/teeth">tooth</a> to the standard series of either primary or permanent teeth.</p><h4>Terminology</h4><p>The term <strong>supplemental tooth</strong> may be used when the supernumerary tooth resembles its associated normal tooth and the term <strong>peridens</strong> may be used for an ectopically erupted (e.g. buccal or lingually) supernumerary tooth <sup>3</sup>. <a href="/articles/mesiodens">Mesiodens</a> refers to a supernumerary tooth in the midline between the central incisors <sup>4</sup>.</p><h4>Epidemiology</h4><p>Supernumerary teeth occur in ~2.5% (range 0.1-5.3%) of the population with a 2:1 M:F in adults with permanent teeth <sup>1, 3</sup>.</p><h4>Pathology</h4><p>The aetiology of supernumerary teeth is unknown <sup>3</sup>. They may arise anywhere in the <a href="/articles/mandible">mandible</a> or <a href="/articles/maxilla">maxilla</a> and may be:</p><ul>
References changed:
- 5. Garvey M, Barry H, Blake M. Supernumerary Teeth--An Overview of Classification, Diagnosis and Management. J Can Dent Assoc. 1999;65(11):612-6. <a href="https://www.ncbi.nlm.nih.gov/pubmed/10658390">PMID 10658390</a>
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