Abstract
This case report illustrates a patient with non-syndromic oligodontia in which the treatment plan consisted of the combined disciplines of orthodontics and, restorative dentistry, to establish an aesthetic and functional dentition.
From Volume 52, Issue 1, January 2025 | Pages 54-59
This case report illustrates a patient with non-syndromic oligodontia in which the treatment plan consisted of the combined disciplines of orthodontics and, restorative dentistry, to establish an aesthetic and functional dentition.
Hypodontia is considered the most prevalent multifactorial craniofacial developmental malformation in humans. The absence of one or a few teeth is termed mild to moderate hypodontia, and the term oligodontia is used to describe six or more missing teeth (severe hypodontia).1
The mandibular incisor has been frequently recorded as developmentally absent in Asian hypodontia studies, while the mandibular second premolar is most frequently absent in European hypodontia studies. Developmentally missing maxillary central incisors, canines or first permanent molars are a rare finding that can be found often in cases of severe hypodontia.2
Severe hypodontia or oligodontia is rare. Hobkirk and co-workers estimated the prevalence in the general population to be 0.1–0.2%, affecting the permanent dentition.3 Such patients commonly present with retention of the primary predecessor tooth, which is an early warning sign that the permanent successor may be absent.4 Other commonly associated dental anomalies presenting with hypodontia include microdontia, conical-form teeth, enamel hypoplasia, delayed dental development, delayed eruption, ectopic eruption of permanent teeth, transposition, disordered occlusal planes, infra-occlusion, lack of alveolar bone height and width, and increased overbite.5
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