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[Case report of three impacted supernumerary teeth in the premaxillary region].

A case is presented of a six-year-six-month-old boy with three impacted supernumerary teeth in the premaxillary region. The radiographic examination showed one mesiodens resorbing the root of the left primary central incisor and two inverted supernumerary teeth, also displacement of the unerupted permanent central incisors. Surgical treatment was performed to remove these supernumerary teeth. The forms of the mesiodens exhibited tubercularly shaped crown with four-conical cusp and two inverted supernumerary teeth showed a conicalshaped crown with incomplete root. According to the family history, a sibling had a supernumerary tooth in the same region which had been extracted in the past.

Child↗

Root development in relation to impacted mesiodens.

Presented here is a case of 7 years 6 month old child with an apically impacted mesiodens in relation to the developing root of right upper central incisor. The removal of mesiodens was deferred in order to avoid disturbance in the natural development of the upper central incisor. Serial X-rays are presented and case is discussed.

Child↗

[Lingual osteotomy--a little regarded technique for removal of the displaced mandibular wisdom tooth].

Between 1980 and 1982, 769 wisdom teeth of the lower jaw were removed from 410 patients. The lingual bone splitting technique was used 813 times and vestibular osteotomy 586 times. Statistics concerning intra- and postoperative complications using both methods were gathered and compared. Hypoeasthesia resulting to permanent damage was observed once in the area of the N. lingualis and three times in the area of the N. alveolaris inferior. These results were similar to those obtained by English-speaking authors and indicate the suitability of the lingual bone splitting technique as an alternative to the vestibular approach. The indication for lingual bone splitting osteotomy in our sample was above all the horizontal and vertical impacted wisdom tooth. The decision to use lingual osteotomy should follow radiographic and clinical assessment of the relation between crown and lingual corticalis. This technically and anatomically convincing approach can be unconditionally recommended to the experienced surgeon as a time-saving alternative.

Adult↗

Management of the unerupted maxillary canine.

In orthodontic practice, many patients present with unerupted and impacted maxillary canine teeth. The clinical outcome is frequently compromised by a failure to diagnose the problem at the appropriate age. This article reviews the development of the maxillary canine, the assessment of normal and abnormal eruptive paths and the options for treatment, with particular emphasis on interceptive measures.

Child↗

Compound composite odontome associated with an unerupted deciduous incisor--a rarity.

Odontomes are considered to be hamartomatous malformation rather than true neoplasm and are generally asymptomatic. Here is a case presentation of compound composite odontome with impacted deciduous teeth in an 11-year-old girl. A calcified mass was revealed in the radiograph and the case was finally diagnosed to be compound composite odontome. The mass was surgically excised.

Child↗

Bilateral maxillary fused primary incisors accompanied by succedaneous supernumerary teeth: report of a case.

A rare case of fusion between maxillary primary central incisors and supplemental teeth occurring bilaterally, accompanied by succedaneous supernumerary teeth, is presented. The patient was an 8.5-year-old Japanese boy. Intraoral examination revealed fusion of left and right maxillary primary central incisors to supplemental teeth, which had labial and lingual grooves. The maxillary primary lateral incisors were present. Radiographs showed that the fused teeth had separate roots, pulp chambers and root canals. There were two impacted supernumerary teeth and eruption of the permanent maxillary central incisors was delayed. Treatment was performed and the fused primary teeth and the impacted supernumerary teeth were extracted. After 6 months observation, surgical exposure of the two crowns of the permanent maxillary central incisors was performed. The teeth began to erupt and have since been kept under observation.

Child↗

Similar locations of impacted and supernumerary teeth in monozygotic twins: a report of 2 cases.

In this article, the cases of monozygotic twin brothers with similar developmental dental anomalies have been presented. Localization of impacted and supernumerary teeth and synchronous appearance of analogous ailments (leading to third tonsil removal and removal of supernumerary teeth from the anterior maxilla) are discussed. The boys' mother had also been treated for supernumerary teeth during childhood.

Adolescent↗

Bilateral root-resorption of upper first permanent molars.

Root-resorption of first permanent molars by impacted premolars is generally considered to be rare, although a few cases have been reported. A case is presented, of bilateral root-resorption of upper first permanent molars by unerupted second premolars, and a number of clinical conclusions are discussed.

Bicuspid↗

Indications for surgical removal of the mandibular third molar. Study of 2,630 cases.

Indications for surgical removal of 2,630 impacted mandibular third molars were studied. The investigation comprises all operations during a period of 12 months and was carried out at 4 departments of oral surgery within the Stockholm area. The average age of the patients was 27 years. Pathological changes were seen in about 60% with pericoronitis as the most common diagnosis. Root resorption of the adjacent molar was seen in 4.7% and cysts in 4.5%. Orthodontic indications were noted in 10.7%. In about 20% of cases, prophylactic indications (i.e. complications were predicted of tooth remained) were given as the reason for extraction. It was stated that the indications were in some cases uncertain. Further studies of relevant factors are therefore well motivated.

Adolescent↗

Eruptive abnormalities in orthodontic treatment.

In the course of orthodontic practice, it is inevitable that one will encounter what is termed here eruptive abnormalities. These abnormalities include teeth that are impacted, ectopically erupting, or transposed. Hyperdontia and hypodontia are also included for consideration. The treatment plans developed to address these anomalies must take into account the space needs of the patient and how one can best gain, maintain, or redistribute that space. Also, soft tissue reactions to the movements also should be considered.

Anodontia↗

Unerupted and displaced teeth in CT-scan.

The results of clinical examination, orthopantomographic examination and computed tomography were compared in 55 patients with impacted teeth. The results of computed tomography and orthopantomograms were equally good. Both methods were superior to clinical examination. With regard to the detection of displacement, contact and resorption, computed tomography was superior to both clinical examination and orthopantomograms.

Adolescent↗

[Techniques of surgical exposure of unerupted maxillary anterior teeth for orthodontic management].

The problem of impaction of the maxillary anterior teeth can be solved under cooperation of the oral and maxillofacial surgeon and the orthodontist. In that way unerupted teeth which in the past were scheduled to be extracted, nowadays can be saved and take their place in the dental arch. There are various surgical techniques of exposure of unerupted anterior maxillary teeth, for orthodontic management. Decision of the most suitable for each individual case can be taken after careful analysis of the diagnostic data from the surgeon and the orthodontist taking under consideration the location of the unerupted tooth, the periodontal status and the patients' cooperation. In this paper reference is being made in different techniques of surgical exposure for orthodontic traction with regard to the maintaining of a good tooth-gingiva relationship. Same clinical cases are also presented.

Cuspid↗

Surgical exposure and orthodontic alignment of an unerupted primary maxillary second molar impacted by an odontoma and a dentigerous cyst: a case report.

This report describes the surgical and orthodontic management of a 3-year old girl with an unerupted primary maxillary second molar impacted by an odontoma and a dentigerous cyst. Following surgical removal of the odontoma and dentigerous cyst, further surgical intervention and orthodontic traction were required to bring the primary maxillary second molar into correct occlusion with resultant proper functioning and good periodontal health.

Child, Preschool↗

Osteoglophonic dysplasia: dental and orthodontic implications.

AIMS AND OBJECTIVES: Documentation of dental and orthodontic implications of osteoglophonic dysplasia (OGD). SETTINGS AND PARTICIPANTS: Case report describing oral and dental manifestations of a female with OGD, aged 39 years, who was first documented three decades ago. RESULTS: This rare genetic disorder manifests with gross stunting of stature, associated with severe craniofacial malformation and multiple unerupted teeth. Radiographically, multiple lucent lesions were present in the tubular bones and mandible as well as several impacted teeth. CONCLUSION: We concluded that prosthetic dental replacement in this patient would be difficult because of the distorted jaw relationship and large alveolar ridges. Equally, craniofacial reconstruction might be compromised by obstruction of the nasal airways, difficulty in intubation and postoperative respiratory problems.

Adult↗

[A second generation of premolars in the mandible].

Two developing supernumerary bicuspids were noticed accidentally in the mandible of a 12 years old girl when evaluating an impacted 35 on a radiograph. The development of these teeth was followed, but at a later stage they were removed. In a 17 years old man multiple complete developed bicuspids were seen on a radiograph. The backgrounds and treatment concerning supernumerary bicuspids in the mandible are discussed.

Adolescent↗

Orthodontic, genetic, and periodontal considerations in the treatment of impacted maxillary central incisors: A study of twins.

Treatment of twins each with one impacted maxillary central incisor and a mesiodens is described. Treatment included rapid expansion, extraction of the mesiodens, surgical exposure of the impacted central incisor, and its forced eruption. The impacted incisor was brought into functional position in one patient but was lost in the other because of insufficient root length and high mobility. Orthodontic, genetic, and periodontal considerations of these 2 cases are evaluated.

Adolescent↗

[Impacted upper central incisor. Surgical-orthodontic treatment].

This study goes through the aetio-pathogenetic factors which cause the upper central incisor's inclusion and then it analyses the various clinical pictures to which odontologist's attention may be called. It is in this context that the study describes afterwards several problems pertinent to disinclusion's surgical techniques and to scientific methods about included teeth's hooking and about their odontological settling in the dental arch.

Child↗

Root resorption: the aggressive, unerupted second premolar.

Three cases of first molar root resorption, due to impacted maxillary and mandibular second premolars, presented over a period of 5 months. It is suggested that this may not be such an uncommon occurrence as is generally believed. The clinical situations in which the unerupted second premolar may start resorbing first molar roots are described and methods of identifying and treating this problem suggested.

Adolescent↗