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The orthodontic-restorative interface in patients with hypodontia: the patient's journey

From Volume 40, Issue 5, June 2013 | Pages 354-360

Authors

Brian Stevenson

BDS, PhD, MFDS FHEA

Clinical Lecturer in Restorative Dentistry, Dundee Dental Hospital, University of Dundee, Park Place, Dundee, DD1 4HN, UK

Articles by Brian Stevenson

Dipali Patel

BDS, MFDS

Specialist Registrar in Orthodontics, Dundee Dental Hospital, Park Place, Dundee, UK

Articles by Dipali Patel

David Ricketts

Dundee Dental School

Articles by David Ricketts

Alison Cord

BDS, MMedSc FDS, MOrth FDS(Ortho)

Consultant in Orthodontics, Dundee Dental Hospital, Park Place, Dundee, UK

Articles by Alison Cord

Abstract

Abstract: Congenitally absent teeth may pose aesthetic and functional problems for patients. Treatment is often complex and involves a multidisciplinary team. Using retrospective data, the patient's pathway, when a combined orthodontic-restorative dentistry approach was used, will be summarized. It was found that the number of teeth missing ranged from 1 to 8 with a mean of 3.4 per patient. Combined treatment was found to take on average around 38 months, using over 20 appointments.

Clinical Relevance: Hypodontia is a relatively common condition. It is important that practitioners and patients are aware of the length of time treatment can take.

Article

Hypodontia is a common condition that affects around 4% of the British population.1 The treatment of hypodontia can often be complex and involves a multidisciplinary approach that includes numerous members of the dental team (paediatric dentists, orthodontists, restorative specialists, oral surgeons, general dental practitioners and dental therapists). In addition, the condition, and possibly the length and complexity of treatment, has been shown to reduce objective measures of quality of life in this patient group.2

The most common teeth to be congenitally missing (after third molars) are, the second mandibular premolars, maxillary lateral incisors and maxillary second premolars.3 Congenitally missing teeth are often categorized into hypodontia (≤6 teeth), severe hypodontia (>6 teeth) and anodontia (no teeth). Overall, 48% of patients with hypodontia have a single missing tooth whilst 35% have 2 teeth missing.3 However, concerning maxillary lateral incisors, it is more common for patients to be missing both than a solitary one.3 One of the most common clinical scenarios that requires treatment is when at least one maxillary lateral incisor is congenitally absent.

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