He was in his late mixed dentition stage
with no family history of mandibular prognathism.
1 Measuring arch length discrepancy in children and adolescent who are in the mixed dentition stage
He presented in the early mixed dentition stage
with unerupted/ missing upper left central incisor.
A considerable number of the children in the study group were over 9 years old and already were in the late mixed dentition stage
If the answer is no, the alternative late treatment, commonly begun at the end of the mixed dentition stage
and featuring E-space conservation and some sort of maxillary distalization, would seem to be in order.
The sample consisted of 54 Iraqi children aged 8-9 years at the mixed dentition stage
A 13 years old female presented in the late mixed dentition stage
with a Class II division 2 incisor relationship on a moderate Class II skeletal base with average vertical proportions.
The most common presentation is in the middle mixed dentition stage
of development with second primary molars being more affected than the first primary molars [Biederman, 1962]; the mandible demonstrates a higher prevalence of ankylosed primary molars compared with the maxilla [Biederman, 1962].
Hence, the etiologic role of breathing pattern causing facial and dental alterations is as yet controversial, and most studies in that outlook are usually cross-sectional, with only few reports assessing mouth breathing as a long term habit in children at late mixed dentition stage
This is because it erupts early in the mixed dentition stage
, has many deep pits and fissures, and as it develops early its development can be interrupted by systemic conditions.
Rapid palatal expansion in mixed dentition stage
with custom made modified expansion device.
3,4,6-9 Melo et al2 evaluated indica- tors of crowding in the primary dentition that may lead to future anterior crowding in the mixed dentition stage