1/26/2020

Midline space closure in the mixed dentition: A case report

Oral Medicine

The present case report describes a mesiodens in a 9-year-old boy. The purpose of this case report is to emphasize the importance of space closure in the mixed dentition facilitating the eruption of a permanent tooth.

The clinical, radiographic and therapeutic considerations are presented.

The outcome of the present case report is to alert the clinician that an early extraction of the mesiodens can be useful as it allows greater space conservation which can be utilized for the permanent tooth to erupt.


Introduction : Teeth which are in excess from the normal number are known as supernumerary teeth.

The supernumerary teeth when located in the maxillary central incisor region are called as mesiodens. Their prevalence has been estimated to be 0.15 to 2.2% of the population with a preference of male.

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It can be single or multiple in an arch. The presence of a mesiodens is usually found to be impacted, with a conical crown and a single root.

The diagnosis of the mesiodens is made by clinical and radiographic examinations. During dental development, the presence of a midline diastema and a supernumerary tooth in the maxillary arch could be devastating from the esthetic view.

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° Aakash Sharma / Nanjunda Swamy / Sadanand Kulkarni


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