scholarly journals Ectopic Eruption of First Permanent Molars for Pediatric Patients Attended King Saud University, Riyadh, Saudi Arabia: A Radiographic Study

2021 ◽  
Vol Volume 13 ◽  
pp. 325-333
Author(s):  
Mannaa K Aldowsari ◽  
Musab Alsaidan ◽  
Marshad Alaqil ◽  
Ali BinAjian ◽  
Jawad Albeialy ◽  
...  
2017 ◽  
Vol 11 (04) ◽  
pp. 455-460 ◽  
Author(s):  
Hessa M. Alwayli ◽  
Sattam A. Alshiha ◽  
Yazeed K. Alfraih ◽  
Mohammed A. Hattan ◽  
Abdullah A. Alamri ◽  
...  

ABSTRACT Objectives: To investigate the prevalence of caries and fissure sealants on the first permanent molars (FPMs) among 6–9-year-old girls in Riyadh, Saudi Arabia. Materials and Methods: The FPMs of 17,891 school girls from 120 randomly selected public primary schools were evaluated by visual and tactile examination for the carious status and the presence of fissure sealants. Chi-square test was used to analyze the data at level of 5%. Results: A total of 58,140 FPMs were assessed in the 17,891 children. Nearly 64.6% of the children were caries free. Only 1.3% of the children had at least one fissure sealant applied. At tooth level, the decayed FPMs counted for 24.6%. There was obvious underutilization of fissure sealants on the FPMs; 0.8% (n = 478). The caries prevalence in the mandibular FPMs (33%) was significantly higher than in the maxillary FPMs, 18.2% (P < 0.01). The proportion of carious FPMs increased with age of the children significantly (P < 0.01). There was no significant difference in the proportion of the presence of fissure sealants among the three different grade/age groups (P > 0.05). Conclusions: Caries prevalence in the FPMs was high and serious among this cohort of young students. This was contrasting the very low prevalence of fissure sealants.


2013 ◽  
Vol 40 (1) ◽  
pp. 48-52 ◽  
Author(s):  
Mee Hee Oh ◽  
Soo Eon Lee ◽  
Sung Chul Choi ◽  
Kwang Chul Kim ◽  
Yeong Chul Choi ◽  
...  

Children ◽  
2021 ◽  
Vol 8 (6) ◽  
pp. 479
Author(s):  
Alexandra Helm ◽  
Andrea Martín-Vacas ◽  
Pedro Molinero-Mourelle ◽  
Antonia M. Caleya ◽  
Nuria E. Gallardo ◽  
...  

The ectopic eruption of the maxillary first permanent molar (EEM) is a local alteration of dental eruption with a multifactorial aetiology. The aims of our study were to determine the prevalence of the EEM in children and to analyse whether there is a relationship between EEM and dento-skeletal characteristics. A total of 322 children were analysed with the Ricketts cephalometric study and descriptive and analytical statistical analysis was carried out. The prevalence of EEM was 8.7%, with no statistically significant differences regarding gender or location, but a higher prevalence in the 7-year-old age group (18.8%) and bilateral EEM was more prevalent than unilateral EEM (p < 0.05). The most frequent findings were a shortened anterior cranial base, a retroposition of the maxilla and a distal position of the upper permanent first molar in relation to the pterygoid vertical in children with EEM. No statistically significant differences were found regarding the cephalometric parameters except a decreased palatal plane in the bilateral EEM group and a distal upper incisor position in the EEM group (p < 0.05). In conclusion, the prevalence of the EEM was 8.7%, more frequently bilateral, and significantly in seven-year-old patients. Children with bilateral EEM have decreased palatal plane values and a more posterior position of the upper incisor.


2021 ◽  
Vol 10 (7) ◽  
pp. e36310716188
Author(s):  
Marcos Rogério de Mendonça ◽  
Osmar Aparecido Cuoghi ◽  
Ana Paula Veloso de Linhares

Objective: To evaluate the mesial-distal positioning of the maxillary first permanent molar in children who present with ectopic eruption of the maxillary first permanent molar (PFMEE).  Methods: panoramic radiographs and lateral cephalometric radiographs 12 children of both genders were evaluated. The study group was composed of 12 children with PFMEE and the control group was composed of 12 children with normal occlusion with the first upper permanent molar in occlusion. After selecting the exams from both groups and performing the anatomical tracings, linear and angular measurements were performed. In the lateral cephalometric radiographs the following angles were evaluated: SNGo.GN, SN.GN, SNA, SNB, ANB, 6mx.Palatal Plane and the 6mx.PTV distance. In the panoramic radiograph the angles 6mx.Infraorbital Plane and 6mx.Occlusal Plane were evaluated. Results: PFMEE can occur in individuals regardless of their skeletal pattern. The control group showed much greater angular measurements 6mx.Palatal Plane and 6mx.Infraorbital Plane. Conclusion: There is no relationship between PFMEE and craniofacial growth pattern, there is no direct relationship with the anteroposterior relationship of the apical bases and in cases of PFMEE the mesial angulation is reduced, representing lack of space for eruption of the first permanent molars.


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