Bilateral triplicated primary central incisors: clinical course and therapy.

Uncommon developmental abnormalities such as fused or geminated teeth are of interest for the clinical problems associated with them. A rare case of fusion between maxillary primary central and lateral incisors and a supplemental incisor occurring bilaterally is presented. The patient was a 4-year-old Thai boy.

Dens invaginatus type II: case report with 2-year radiographic follow-up.

Dens invaginatus is a malformation of teeth probably resulting from an infolding of the dental papilla during tooth development. Clinically, it is frequently characterized by unusual crown morphology. It is common to see peg- or barrel-shaped teeth.

Concomitant oral findings in children after cardiac transplant.

Heart transplantations have been performed in the Centre for Paediatric Heart Surgery at the Justus Liebig University in Giessen (Germany) since 1988. For further consultation and therapy, some affected children subsequently present at the Polyclinic for Paediatric Dentistry. In all these cases problematic oral findings were diagnosed.

Microbial contamination of toothbrushes with different principles of filament anchoring.

Background: The retention and growth of cariogenic microorganisms on toothbrushes pose a threat of recontamination. The authors to studied three species of oral microorganisms found at different places on toothbrush filaments.

Methods: The authors tested on patients 30 toothbrushes each of three different toothbrush types made by a single manufacturer.