JOURNAL OF PERIODONTOLOGY, vol.76, no.9, pp.1567-1571, 2005 (SCI-Expanded)
(B)ackground: Changes of chromosome number diploid to triploid or tetraploid states are rare in human pregnancies, where the main clinical features of tetraploidy are delayed growth and/or craniofacial abnormalities. The present report describes the oral features of tetraploid/diploid mosaicism. Although the medical literature described the physical manifestations of this genetic abnormality, the oral features of this disorder were not previously described.