Teeth as tools

Supernumerary teeth presenting as nasal teeth.

Supernumerary teeth are extra teeth. When they are present in the nasal cavity, they are called nasal tooth. Supernumerary teeth are reported from mandible, orbit, palate, maxillary antrum and nasal cavity. Eruption of teeth into these sites are rare and easily overlooked(l). Although, they are asymptomatic, they may prevent and delay the eruption of normal teeth and lead to the malalignment in...

Endodontically treated teeth as abutments.

occlusal rest (Fig. 5, B), and guiding planes (Fig. 5, C). If there are voids or irregularities, they are filled with monomer and powder with a paint brush. 9. Try-in the removable partial denture (Fig. 6) to ensure a proper adaptation of the resin coping (Fig. 7). The die spacer can be removed from the tooth with a cotton pellet soaked in die spacer thinner. Rinse the tooth several times befor...

‘Teeth as black as a bumble bee’s wings’: The ethnobotany of teeth blackening in Southeast Asia

This study presents a comparative perspective on the ethnobotanical resources utilized in teeth blackening, which was formerly an important life cycle event across Southeast Asia. Based on records from the seventeenth century to the present, we identified over 60 plant species hat were used for this practice in three distinct categories: as masticants, burn products and compound dyes. Different...

Inverted Supernumerary Intranasal Teeth as Unusual Indications of Endoscopic Surgery

Introduction: Supernumerary teeth are frequently reported in dental clinical practice; however, eruption in nasal cavities and paranasal sinuses is an extremely rare clinical entity.   Case Report: We report two cases with a history of recurrent nasal discharge and obstruction. In both cases, clinical and radiological findings confirmed the presence of an inverted supern...

Fossil Genes: Scarce as Hen's Teeth?