scholarly journals Fusion or Gemination? Diagnosis and Management in Primary Teeth: A Report of Two Cases

2021 ◽  
Vol 2021 ◽  
pp. 1-6
Author(s):  
Mouna Ben Salem ◽  
Farah Chouchene ◽  
Fatma Masmoudi ◽  
Ahlem Baaziz ◽  
Fethi Maatouk ◽  
...  

Primary double teeth (PDT), referring to either gemination or fusion, are one of the most important and frequent developmental dental anomalies that can affect children’s oral health. Many clinical complications are correlated with these anomalies, such as dental caries, malocclusions, periodontal problems, and dental anomalies in permanent dentition. The aim of this report was to describe, through two cases, a case of gemination and another of fusion, the clinical management, the consequent effects, and the possible repercussions of these two developmental abnormalities on permanent successors. The first case involved gemination of the primary maxillary left central incisor (#61) in a 6-year-old boy. The patient presented with dental caries in the geminated tooth and its contiguous primary left lateral incisor (#62). The radiological examination revealed a slight developmental delay in the permanent left lateral incisor (#22). The treatment plan involved performing a pulpotomy and restoring the dental crowns of the affected teeth. The second clinical case describes a 6-year-old girl with unilateral fusion between a primary mandibular lateral incisor (#72) and a supernumerary tooth (#72’). The treatment included restoration of the deep grooves of the fused teeth using flowable composite and coronal restoration of the contiguous left primary canine (#73). Clinical and radiological follow-ups were performed every 3 months to monitor the development of teeth. No clinical and radiological symptoms were noted during the follow-up visits. PDT may require a multidisciplinary treatment. They should be diagnosed early to avoid and treat any possible complications in both the primary teeth and their permanent successors.

2021 ◽  
Vol 11 (1) ◽  
pp. 106-109
Author(s):  
Saleh Ali AlKlayb ◽  
Darshan Devang Divakar

Fusion is a congenital disturbance affecting primary dentition mostly during morpho differentiation of the primary tooth germs. Fusion leads to the union of two or more primary teeth by the enamel and dentin while the pulp and roots remain separate. These abnormalities may be unilateral or bilateral. Prompt diagnosis and a treatment plan in such anomalies may help to overcome problems concerning aesthetics, caries susceptibility and space management. This report describes a case of unilateral fusion of the primary mandibular lateral incisor and canine and aims to evaluate any associated pathology.


2021 ◽  
pp. 71-72
Author(s):  
Komal Ghiya

Objective: Fusion is a developmental anomaly of the teeth. It is dened as the union of two independently developing primary or permanent teeth. Aberrations in morpho differentiation stage of tooth development leads to abnormal forms and sizes of teeth. This paper reports a rare case of bilateral fusion of mandibular primary rst molar and canine. A 10 year old boy reported with the chief complaint of difculty in chewing due to mobility of teeth in lower back teeth region. Intraoral, radiographic and histopathological examinations indicated fusion of mandibular deciduous canine and deciduous rst molar on both sides. According to the treatment plan, the fused teeth were extracted. Fusion of teeth is caused by various etiological factors, can be diagnosed by amalgamation of clinical, radiological and histopathological examinations and can be treated by multidisciplinary approach. Accurate diagnosis of dental anomalies helps in prompt treatment, which in turn avoids future orthodontic complications and better prognosis.


2013 ◽  
Vol 18 (6) ◽  
pp. 93-99 ◽  
Author(s):  
Tulio Silva Lara ◽  
Melissa Lancia ◽  
Omar Gabriel da Silva Filho ◽  
Daniela Gamba Garib ◽  
Terumi Okada Ozawa

OBJECTIVE: To determine the prevalence of mesiodens in deciduous and mixed dentitions and its association with other dental anomalies. MATERIAL AND METHODS: Panoramic radiographs of 1,995 orthodontic patients were analyzed retrospectively, obtaining a final sample of 30 patients with mesiodens. The following aspects were analyzed: gender ; number of mesiodens; proportion between erupted and non-erupted mesiodens; initial position of the supernumerary tooth; related complications; treatment plan accomplished; and associated dental anomalies. The frequency of dental anomalies in the sample was compared to reference values for the general population using the chi-square test (c²), with a significance level set at 5%. RESULTS: The prevalence of mesiodens was 1.5% more common among males (1.5:1). Most of the mesiodens were non-erupted (75%) and in a vertical position, facing the oral cavity. Extraction of the mesiodens was the most common treatment. The main complications associated with mesiodens were: delayed eruption of permanent incisors (34.28%) and midline diastema (28.57%). From all the dental anomalies analyzed, only the prevalence of maxillary lateral incisor agenesis was higher in comparison to the general population. CONCLUSION: There was a low prevalence of mesiodens (1.5%) in deciduous and mixed dentition and the condition was not associated with other dental anomalies, except for the maxillary lateral incisor agenesis.


1970 ◽  
Vol 9 (2) ◽  
pp. 122-124
Author(s):  
VP Singh ◽  
S Dhital ◽  
TP Shankar Babu ◽  
M Agarwal

Fusion is described as the union of two or more tooth buds. It is characterized by a reduced number of teeth , when fused tooth is counted as one . The prevalence of fused teeth in primary dentition is below 1% and even more less in permanent dentition. The occurrence of fusion in primary dentition may be followed by dental anomalies in permanent dentition. This case report presents a case of bilateral fusion of lateral incisor and canine in primary dentition which was followed by similar fusion in permanent dentition. The aim of this report is to highlight the rarity of such condition by virtue of the number of such cases reported in literature and to evaluate their pulpal morphologies to understand the type of fusion and presence of any other associated pathologies. Keywords: dental anamoly; fusion; gemination DOI: http://dx.doi.org/10.3126/hren.v9i2.4987 Health Renaissance 2011: Vol.9 (No.2): 122-124


2019 ◽  
Vol 21 (5) ◽  
pp. 454-458
Author(s):  
Priscila Vieira Da Silva ◽  
Juliana Severino Lupinetti Noberto ◽  
Ariane Barbosa Rodrigues Del Papa ◽  
Cíntia Aparecida Damo Simões ◽  
Sandrine Bittencourt Berger ◽  
...  

Abstract The early loss of anterior primary teeth is frequent in the pediatric dentistry clinic and it is associated with extensive caries or dental trauma. The purpose of this study was to report two cases of aesthetic-functional rehabilitation due to early loss of anterior primary teeth, with the aid of fixed space maintainers of the tube-bar type. In the first case, a 4-year-old female child referred for dental treatment is reported. During clinical examination, several restorations in the posterior teeth and absent upper anterior teeth were observed. The treatment plan consisted of installing a tube-bar type upper fixed space maintainer, considering the ease of installation and adaptation for young children. The second case reports a 5-year-old male patient with the main complaint of dental caries. Clinical examination revealed extensive coronary destruction in the upper central incisors, as well as in the posterior teeth that presented carious lesions in several teeth. For the case planning, it was determined the need for  the posterior teeth restorations and the exodontia of the anterior dental remnants. After oral rehabilitation, an aesthetic-functional space maintainer of the tube-bar type was made and installed. In both cases, prosthetic rehabilitation was fundamental to maintain the space until the eruption of the permanent successors, avoiding future damages, as well as to restore the children's self-esteem and introversion  behavior. Keywords: Deciduous. Space maintenance. Mouth rehabilitation.  Resumo A perda precoce dos dentes decíduos anteriores é frequente na clínica odontopediátrica e está associada a processos de cáries extensas ou traumas dentários. O objetivo do presente estudo foi relatar dois casos clínicos de reabilitação estético-funcional após perda precoce de dentes decíduos anteriores, com auxílio de mantenedores de espaço fixo do tipo tubo-barra. O primeiro caso refere-se a uma criança do sexo feminino, quatro anos de idade, encaminhada para atendimento odontológico. Durante exame clínico, observou-se restaurações nos dentes posteriores e ausência dos dentes anteriores superiores. O plano de tratamento consistiu na instalação de um mantenedor de espaço fixo superior do tipo tubo-barra, levando em consideração a facilidade de instalação e adaptação para crianças com pouca idade. O segundo caso reporta um paciente de sexo masculino, cinco anos de idade, tendo como queixa principal a presença de cáries dentárias. Ao exame clínico, foi notado extensas destruições coronárias nos incisivos centrais superiores, assim como nos dentes posteriores. Para o planejamento do caso, determinou-se a necessidade de restaurações dos dentes posteriores e as exodontia dos remanescentes dentários anteriores. Após adequação do meio bucal foi confeccionado e instalado um mantenedor de espaço estético-funcional do tipo tubo-barra. Em ambos os casos, a reabilitação protética foi fundamental para a manutenção do espaço até a irrupção dos sucessores permanentes, evitando prejuízos futuros, devolvendo a autoestima e a mudança do comportamento de introversão das crianças.  Palavras-chave: Dente decíduo. Reabilitação bucal. Mantenedor de espaço em ortodontia.


2012 ◽  
Vol 23 (3) ◽  
pp. 256-262 ◽  
Author(s):  
Flares Baratto-Filho ◽  
Denise Piotto Leonardi ◽  
Bruno Monguilhott Crozeta ◽  
Samantha Pugsley Baratto ◽  
Edson Alves Campos ◽  
...  

This paper describes and discusses the multidisciplinary treatment involving a permanent maxillary lateral incisor fused to a supernumerary tooth, both presenting pulp necrosis and periapical lesion. A 15-year-old male patient sought treatment complaining of pain, swelling and mobility on the maxillary right lateral incisor. After clinical and radiographic examination, root canal preparation was performed according to the crown-down technique and a calcium hydroxide dressing was placed for 15 days. The patient returned and the definitive endodontic filling was done with thermomechanical compaction of gutta-percha and sealer. After 18 months, clinical and radiographic examinations were carried out and no pain or swelling was reported. Two years after endodontic treatment, the patient returned for periodontal and cosmetic treatments. Nine months later, a cone-beam computed tomography (CBCT) revealed that the previously detected periodontal defect and periapical lesion were persistent. Apical endodontic surgery was indicated. The supernumerary tooth was removed, the communicating distal surface was filled and the surgical site received bioactive glass and demineralized bovine organic bone. The pathological tissue was submitted to histopathological examination and the diagnosis was periapical cyst. One year after the apical endodontic surgery, CBCT showed bone formation at maxillary lateral incisor apical area. Two years after the surgery, the restoration was replaced due to aesthetic reasons and periapical radiograph showed success after 5 years of treatment. A correct diagnosis and establishment of an adequate treatment plan resulted in a successful management of the case.


2018 ◽  
Vol 27 (2) ◽  
pp. 129-132
Author(s):  
Hatice Açıkel ◽  
Sevgin İbiş ◽  
Emine Şen Tunç

Objective: The aim of this study was to investigate the characteristics of primary fused teeth (PFT) and their effect on permanent dentition in a group of Turkish children. Subjects and Methods: Dental records of 13,450 pediatric patients who attended the Pediatric Dental Clinic in northern Turkey between 2015 and 2017 were reviewed. Forty patients had been diagnosed with PFT and were included in the study. Clinical and radiographic examinations were conducted, and the distribution of PFT was calculated by type, sex, affected jaw, associated dental anomalies, and clinical complications. Data analysis involved descriptive statistics. Results: A total of 50 PFT were detected in the 40 patients. The mean age of patients was 6.7 ± 0.3 years (range 3–10 years). The most common PFT were the mandibular lateral incisors and canines (34, 68%). The most prevalent type of PFT was type III (20, 40%). Of the 40 patients with PFT, 34 (85%) also ex­hibited other dental anomalies such as tooth aplasia, peg-shaped incisors, talon cusps, ectopic eruption, and delayed eruption in both related and unrelated areas. The most common complications of PFT were fusion-related tooth aplasia (n = 26 [76%]) and caries formation in the affected teeth (24 [48%]). Conclusion: In this study, PFT were frequently observed in the mandibular anterior region. Caries formation and dental anomalies, especially permanent tooth aplasia, were often encountered in areas where PFT were seen. Hence, parents should be informed about possible dental problems associated with PFT and be encouraged to schedule regular follow-up appointments.


2018 ◽  
Vol 14 (2) ◽  
Author(s):  
M.C. Ibarra

Abstract: To determine the frequency and distributionof dental anomalies of shape and numberin primary dentition. Methods: The study is retro-prolective, crosssectionaland descriptive. The sample was probabilistic,stratified for convenience by gender. Theclinical record of 1,568 patients was reviewed.These patients attended the Clinic of PediatricDentistry of FEBUAP during the period of 2012-2014, only 720 records of patients were includedin the study (321 girls and 399 boys) between theages of 1-10 years old, who provided complete,crisp radiographic studies with the presence ofdental anomalies of shape or number, the studywas divided into active and inactive patients.For inactive patients, photographs of x-rays withdental anomalies of shape and/or number weretaken. For cases with active patients, an interviewwith one of the parents was conducted andauthorization with informed consent was requested,also the child agreed to do a clinical examinationand take intraoral photographs. Results:A total of 63 children had anomalies (17girls and 46 boys). The total prevalence of dentalanomalies was 9%, of which 3.1% were (fusedand geminated teeth), 1.1% (agenesis) and 1.9%(supernumerary), 1.3% (supernumerary roots),0.27% (macrodontia), 0.11% (microdontia), andfinally 0.27% corresponded to (talon cusp). Conclusions: Although the prevalence of theseanomalies is not high, it is important to do a routineradiographic examination for early diagnosisand accordingly apply the correct preventivemeasures to establish the best treatment plan.


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