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Dental sequelae of pediatric maxillofacial trauma 小儿颌面外伤的牙齿后遗症
Pub Date : 2017-05-01 DOI: 10.4103/JPD.JPD_2_18
S. Naran, Liliana Camison, B. Lam, Osama Basri, Lindsay A. Schuster, Brian S. Martin, J. Losee
Purpose: Our goal was to explore dental complications in the pediatric population following facial trauma and identify those at risk. Patients and Methods: We queried children with fractures of tooth-supporting regions presenting from 2000 to 2014. Data elements included demographics, treatment method, and dental outcome measures. Results: A total of 117 subjects were identified. The average age at injury was 10.41 years, and average follow-up was 2.9 years. Fractures were grouped as mandibular (62.39%), maxillary (22.22%), or combination (15.39%). Dentition at time of injury was classified as primary (17.95%), mixed (38.46%), or permanent (43.59%). Conservative management was employed in 41.88%, open reduction and internal fixation (ORIF) in 49.57%, and closed reduction and external fixation in 8.55%. The majority (67.52%) did not experience any dental trauma or sequela. Dental avulsion (10.26%), subluxation (10.26%), dysgenesis (5.13%), and development of a crossbite (5.13%), openbite (3.42%), and occlusal cant (0.85%) were observed. Avulsion was more likely in subjects requiring ORIF (P < 0.05). Development of an openbite, crossbite, or occlusal cant was more likely in subjects requiring ORIF or with combination fractures (P < 0.05). Conclusions: Fracture severity, treatment method, and dental age are all strong predictors for adverse dental complications. Treating specialists should be cognizant of the increase in risk of complication in these patients.
目的:我们的目的是探讨儿童面部外伤后的牙齿并发症,并确定那些有危险的人群。患者与方法:对2000 ~ 2014年发生牙支撑区骨折的患儿进行调查。数据元素包括人口统计、治疗方法和牙科结果测量。结果:共鉴定出117名受试者。平均受伤年龄10.41岁,平均随访2.9年。骨折分为下颌骨骨折(62.39%)、上颌骨折(22.22%)和合并骨折(15.39%)。损伤时牙列分为原发性(17.95%)、混合性(38.46%)和永久性(43.59%)。保守治疗占41.88%,切开复位内固定(ORIF)占49.57%,闭合复位外固定占8.55%。大多数患者(67.52%)没有任何牙外伤或后遗症。其中,脱牙(10.26%)、半脱位(10.26%)、发育不良(5.13%)、形成交叉咬合(5.13%)、开放咬合(3.42%)、咬合不全(0.85%)。需要ORIF的受试者更容易发生撕脱(P < 0.05)。在需要ORIF或合并骨折的受试者中,更有可能发生开放咬合、交叉咬合或咬合不良(P < 0.05)。结论:骨折严重程度、治疗方法和牙龄都是牙并发症的重要预测因素。治疗专家应该认识到这些患者并发症风险的增加。
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引用次数: 0
Clinical evaluation between zirconia crowns and stainless steel crowns in primary molars teeth 氧化锆冠与不锈钢冠在初生磨牙上的临床评价
Pub Date : 2017-01-01 DOI: 10.4103/JPD.JPD_21_17
Bashaer S Abdulhadi, Medhat A Abdullah, S. Alaki, N. Alamoudi, M. Attar
This randomized clinical trial compared the clinical outcomes of two full-coronal restorations (stainless steel crowns [SSCs] and zirconia crowns Nu/ZR) in carious primary molars teeth. Children attending the King Abdulaziz University, Faculty of Dentistry clinics who need restorations will be screened for inclusion criteria till 120 teeth are recruited (60 teeth for SSC restorations and 60 for Nu/ZR restorations). Split mouth technique will be used to ensure equalizing variables for both groups. Randomization will be done using SPSS software version 20.0 (Armonk, NY; IBM Corp., USA). A simple descriptive statistic will be used for analysis using Wilcoxon Signed-Rank test. The level of significance will be set at (α = 0.05) and level of confidence at (95%). While looking at the improvements in gingival health relative to interventions, both Zirconia and SSC have significant changes through all time points. However, Zirconia performed better at the 3rd month with 80% compared to SSC with only 13.3% improvement with P < 0.001 and 0.005, respectively. At 6th month, all samples under group zirconia already improved whereas only 73.3% from SSC show improvement. The remaining samples happened to have positive changes at the 12th month. Regarding the plaque retention also the Zirconia Crowns shows improve performance than SSC. As both SSC and Zirconia crowns presented to be an excellent choice for posterior teeth restorations, however, we can conclude that Zirconia crowns performed better regarding gingival response to the material of restoration and plaque retention despite its high cost.
本随机临床试验比较了两种全冠修复体(不锈钢冠[ssc]和氧化锆冠Nu/ZR)治疗龋齿的临床结果。在阿卜杜勒阿齐兹国王大学牙科学院诊所就诊的需要修复体的儿童将进行筛选以确定纳入标准,直到招募120颗牙齿(60颗用于SSC修复体,60颗用于Nu/ZR修复体)。将使用裂口技术来确保两组的变量均衡。随机化将使用SPSS 20.0版软件(Armonk, NY;IBM公司,美国)。一个简单的描述性统计将用于分析使用Wilcoxon sign - rank检验。显著性水平设为(α = 0.05),置信水平设为(95%)。在观察与干预措施相关的牙龈健康改善时,氧化锆和SSC在所有时间点都有显著变化。然而,与SSC相比,Zirconia在第3个月的表现更好,达到80%,仅为13.3%,P分别< 0.001和0.005。在第6个月,氧化锆组的所有样品都有改善,而SSC组只有73.3%的样品有改善。剩余的样本在第12个月发生了积极的变化。在牙菌斑保留方面,氧化锆冠也比SSC冠表现出更好的性能。然而,SSC和氧化锆冠都是后牙修复的理想选择,尽管氧化锆冠的成本较高,但在修复材料的牙龈反应和牙菌斑保留方面表现更好。
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引用次数: 42
Erratum: Is computer aided design-computer aided manufacturing including to Pediatric Dentistry? 勘误:计算机辅助设计-计算机辅助制造包括儿童牙科吗?
Pub Date : 2017-01-01 DOI: 10.4103/2321-6646.215984
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引用次数: 0
Surface changes of primary tooth enamel by commonly used pediatric liquid medicaments: A scanning electron microscope study 常用小儿液体药物对初级牙釉质表面变化的扫描电镜研究
Pub Date : 2017-01-01 DOI: 10.4103/JPD.JPD_15_17
S. Mittal, Bhanu Pratap Singh, Amit Kumar Sharma, Kavita Mittal, A. Justa, Pulkit Vaid
The present in-vitro study was conducted in primary teeth in order to evaluate the erosive potential of eight commonly used pediatric liquid medications (PLMs) using scanning electron microscope. 8 most commonly used Pediatric Liquid Medicaments and 27 extracted teeth that were near to exfoliation were collected. The endogenous pH of all the Pediatric Liquid Medications was measured using a pH electrode meter. The 27 teeth were divided into two groups, the control group (n = 3) and the study group (n = 24). Three teeth in Control group were immersed in artificial saliva for three different time intervals 1 min, 10 mins. and 8 hours. In experimental group, 24 teeth were also maintained for 1 min., 10 min. and 8 hours in 8 different pediatric liquid medicaments with 3 teeth in each medicine for three different time intervals. For all the teeth of both groups ,the primary enamel surface changes were then observed under Scanning electron microscope. When viewed under Scanning Electron Microscope, all the PLM's showed an erosive effect on the Primary Enamel Surface. Crater formation was found with most of the medications followed by etched prism pattern and sporadic rod ends. Acidic pH was seen with most of the pediatric liquid medicaments used in this study which causes dental erosion. Dental erosion eventually predisposes to dental caries, so it is important to educate professionals and parents regarding use of Pediatric Liquid Medicaments in children.
本研究采用扫描电镜对8种常用小儿液体药物(PLMs)在乳牙中的腐蚀潜能进行了体外研究。收集8颗最常用的小儿液体药物和27颗即将去角质的拔牙。使用pH电极计测量所有小儿液体药物的内源性pH值。将27颗牙分为对照组(n = 3)和研究组(n = 24)。对照组3颗牙分别浸泡在人工唾液中,浸泡时间分别为1 min、10 min。8小时。实验组24颗牙分别在8种小儿液体药物中维持1分钟、10分钟和8小时,每种药物3颗牙维持3个不同的时间间隔。在扫描电镜下观察两组牙的牙釉质表面变化。在扫描电镜下观察,所有PLM对原牙釉质表面均有侵蚀作用。在大多数药物中发现了陨石坑形成,其次是蚀刻的棱柱图案和零星的杆端。酸性pH值在本研究中使用的大多数儿科液体药物中都可以看到,这会导致牙齿侵蚀。牙齿侵蚀最终会导致龋齿,所以教育专业人员和家长关于儿童液体药物的使用是很重要的。
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引用次数: 7
Risk factors and mortality rate of acute cancrum oris (noma) in Sokoto North-West Nigeria: A 13-year survey 尼日利亚西北部索科托急性口癌(坏疽)的危险因素和死亡率:一项为期13年的调查
Pub Date : 2017-01-01 DOI: 10.4103/JPD.JPD_58_16
R. Braimah, Aremu Semiu Adeniyi, Abdurrazaq Taiwo, A. Ibikunle, M. Gbotolorun, S. Aregbesola, K. Abdulazeez, M. Bala
Noma is commonly seen in children with extreme poverty, severe malnutrition, and limited access to quality health care. To review the records of children with acute noma and associated risk factors at Noma Children Hospital, Sokoto, North-West Nigeria. A retrospective study of acute noma at NOMA Children Hospital, Sokoto between 1999 and 2011. Age, gender, associated risk factors, and number of deaths were retrieved and data analyzed using IBM SPSS Statistics for Windows Version 20 (Armonk, NY: IBM Corporation, NY, USA). Correlation and linear regression analyses were conducted to examine the relationship between risk factor and mortality. Results were presented as simple frequencies and descriptive statistics. Statistical significance was set at P < 0.05. A total of 159 cases had acute cancrum oris during the study. Mean age was 3.34 ± 2.2. There is female preponderance with a female to male ratio of 1.24:1. Measles as risk factor constitute the majority of the patients 75 (47.2%), followed by protein-energy-malnutrition 67 (42.1%). No risk factor in 11 (6.9%) cases. One hundred and twenty patients (75.5%) survived the disease while 29 (18.2%) died. Measles and malnutrition have been identified as the most common risk factors, and mortality rate of 24.5% reported. Efforts should be made by medical professionals to correct acute malnutrition.
坏疽性口炎常见于极度贫困、严重营养不良和获得优质卫生保健机会有限的儿童。审查尼日利亚西北部索科托诺玛儿童医院急性坏疽性口炎患儿的记录及相关危险因素。1999年至2011年索科托noma儿童医院急性坏疽性口炎的回顾性研究检索年龄、性别、相关危险因素和死亡人数,并使用IBM SPSS Statistics for Windows Version 20 (Armonk, NY: IBM Corporation, NY, USA)对数据进行分析。对危险因素与死亡率的关系进行相关分析和线性回归分析。结果以简单频率和描述性统计表示。差异有统计学意义,P < 0.05。研究期间共有159例急性口腔癌患者。平均年龄3.34±2.2岁。女性占多数,男女比例为1.24:1。麻疹是主要的危险因素,75例(47.2%),其次是蛋白质能量营养不良67例(42.1%)。11例(6.9%)无危险因素。120例(75.5%)存活,29例(18.2%)死亡。麻疹和营养不良已被确定为最常见的危险因素,死亡率为24.5%。医疗专业人员应努力纠正急性营养不良。
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引用次数: 13
Clinical and radiographic evaluation of glass ionomer compared to resin composite in restoring primary molars: A 1-year prospective randomized study 玻璃离聚体与树脂复合材料修复初生磨牙的临床和影像学评价:一项为期1年的前瞻性随机研究
Pub Date : 2017-01-01 DOI: 10.4103/JPD.JPD_11_17
Salma Hamie, S. Badr, H. Ragab
To compare the clinical performance of glass ionomer (GI) versus resin composite. A total of 40 Class II restorations were placed in 12 patients aged 4—8-year-old. Patients had to have one or more pair of contralateral teeth indicated for Class II restorations. The two materials, GI (ChemFil™ Rock) and resin composite (Z350) were randomly placed in a split mouth design. The restorations were evaluated using foreign direct investment criteria after 3, 6, 9, and 12 months. Data were subjected to statistical analysis. The result did not reflect any significant differences at the first 6 months evaluation. However, change appeared at 9 and 12 months evaluation regarding; anatomic form, fracture of material and retention, marginal adaptation, wear, proximal anatomical form, contact point, proximal contour, radiographic examination, recurrence of caries and periodontal response. Resin composite Z350 showed better clinical performance than ChemFil™ Rock after 1-year follow-up.
比较玻璃离聚体(GI)与树脂复合材料的临床性能。在12名4 - 8岁的患者中,总共放置了40个II级修复体。患者必须有一对或多对对侧牙齿进行II级修复。GI (ChemFil™Rock)和树脂复合材料(Z350)这两种材料被随机放置在开口设计中。在3个月、6个月、9个月和12个月后使用外国直接投资标准对修复体进行评估。对数据进行统计分析。结果在前6个月的评估中没有反映出任何显著的差异。然而,在9个月和12个月的评估中出现了变化;解剖形态,材料断裂和保留,边缘适应,磨损,近端解剖形态,接触点,近端轮廓,x线检查,龋齿复发和牙周反应。经过1年的随访,树脂复合材料Z350的临床表现优于ChemFil™Rock。
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引用次数: 5
Retrospective longitudinal observation of caries around restorations by quantitative light-induced fluorescence 定量光诱导荧光法对修复体周围龋的回顾性纵向观察
Pub Date : 2016-09-01 DOI: 10.4103/2321-6646.194373
C. Puranik, Habtamu K Benecha, J. Preisser, A. Zandoná
Caries lesions that develop around restorations (CARS) are the main reason for restoration replacement. The aim of this study was to assess whether surfaces that developed CARS and progressed to cavitation have a different fluorescent profile than surfaces that have restorations and no associated lesions. Quantitative light-induced fluorescence (QLF) images of occlusal, buccal, or lingual surfaces of permanent molars from 569 consented children followed up for 48 months as part of a longitudinal study (Ferreira Zandoná et al, 2010, 2013) with an amalgam restoration and no associated caries lesion at baseline as determined by visual examination using the International Caries Detection and Assessment System (ICDAS) were selected. Surfaces (n = 22) that progressed to cavitation (ICDAS ≥5) at follow-up and randomly selected surfaces (n = 22) with no change at follow-up were analyzed for QLF parameters: area (A [mm2]), fluorescence loss (∇F [%]), and ∇Q [% × mm2]. Single, calibrated, and masked examiner (CPP) analyzed the images. Means and slopes between progressed and nonprogressed surfaces were compared using linear mixed effects models. ∇F, ∇Q, and ∇A increased significantly (P ≤ 0.0001) at a faster rate for surfaces that developed CARS and progressed to cavitation compared to restorations with no associated lesions. Surfaces with amalgam restorations that developed associated caries and progressed to cavitation have a different fluorescent profile than surfaces that have amalgam restorations and no associated lesions. Within the limitations of this study, QLF could assess the development of CARS in vivo. Analyses of amalgam restorations with associated lesions that do not progress to cavitation are warranted.
在修复体周围发生的龋损是修复体更换的主要原因。本研究的目的是评估发生car并发展为空化的表面是否与有修复且无相关病变的表面具有不同的荧光谱。作为纵向研究(Ferreira zandon等人,2010,2013)的一部分,569名同意的儿童进行了为期48个月的恒磨牙咬合、颊面或舌面定量光诱导荧光(QLF)图像,采用汞合金修复,通过国际龋齿检测和评估系统(ICDAS)进行视觉检查,在基线时没有相关的龋齿病变。分析随访时进展为空化(ICDAS≥5)的表面(n = 22)和随访时无变化的随机选择表面(n = 22)的QLF参数:面积(A [mm2])、荧光损失(∇F[%])和∇Q [% × mm2]。单一,校准和蒙面审查员(CPP)分析图像。使用线性混合效应模型比较了进展和未进展表面之间的平均值和斜率。△F、△Q和△A与没有相关病变的修复体相比,在发生CARS并发展为空化的表面上以更快的速度显著增加(P≤0.0001)。采用汞合金修复体的表面与采用汞合金修复体而没有相关病变的表面相比,发生相关龋齿并发展为空化的表面具有不同的荧光谱。在本研究的限制下,QLF可以评估car在体内的发展。分析汞合金修复与相关病变,没有进展到空化是必要的。
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引用次数: 0
Multidisciplinary treatment approach to a complicated crown fracture: A case report 复杂冠状骨折的多学科治疗方法1例
Pub Date : 2016-09-01 DOI: 10.4103/2321-6646.194376
B. Buldur, Ozgul Carti, H. I. Mutaf, Y. Unal
This case report presents multidisciplinary treatment approach in a 12-year-old male patient who suffered from a complicated crown fracture of the maxillary right central incisor that occurred due to a fall. The patient was evaluated from a multidisciplinary vantage point to provide function and esthetics. First, the fractured segment was removed from the tooth and gingivoplasty was performed. Fiber post was applied following root canal treatment and temporary restoration was performed. The axes of the teeth were corrected with short-term (4 months) fixed orthodontic treatment, and esthetic and appropriate tooth position was achieved on the zirconia-reinforced ceramic crown. A zirconia-reinforced ceramic crown was made using computer-aided design and manufacturing. A satisfactory esthetic appearance and function were achieved following the treatment. No problems were encountered in the tooth and periodontal area during the follow-up appointments. This case shows the significance of a multidisciplinary treatment approach in traumatized teeth.
本病例报告介绍了一名12岁男性患者因跌倒导致上颌右中切牙复杂冠状骨折的多学科治疗方法。从多学科角度对患者进行评估以提供功能和美学。首先,将骨折的牙段从牙齿中取出,并进行牙龈成形术。根管治疗后使用纤维桩进行暂时修复。采用短期(4个月)固定正畸治疗矫正牙轴,在氧化锆增强陶瓷冠上达到美观、合适的牙位。采用计算机辅助设计制造了氧化锆增强陶瓷冠。治疗后获得满意的美观外观和功能。在随访期间,牙齿和牙周区域没有出现问题。这个病例显示了多学科治疗方法在损伤牙齿中的重要性。
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引用次数: 1
Dental findings in patients with renal tubular acidosis 肾小管性酸中毒患者的牙科表现
Pub Date : 2016-09-01 DOI: 10.4103/2321-6646.194378
S. Ferreira, A. C. Simões e Silva, P. Pereira, R. Coletta, Hercílio Júnior
Renal tubular acidosis (RTA) is characterized by metabolic acidosis due to impaired renal acid excretion. Untreated RTA may lead to growth failure, osteoporosis, rickets, nephrolithiasis, and even renal failure. Oral manifestations in distal RTA (dRTA), the most common form of RTA, are very rarely reported. We hereby report the oral manifestations of five patients with dRTA. Oral alterations were observed in these five patients with dRTA, ranging from generalized yellowish discoloration to rough surfaces with loss of the enamel structure. Loss of contrast between enamel and dentin was observed in all patients while teeth with wide pulp chambers characterizing hypotaurodontism were detected in one patient. This study is the first report of dental alterations in Brazilian patients with dRTA. Enamel hypoplasia was the most common finding. We believe that abnormalities of the biomineralization process found in patients with dRTA might also affect calcium deposition in dental tissues.
肾小管酸中毒(RTA)的特点是代谢性酸中毒,由于损害肾酸排泄。未经治疗的RTA可能导致生长衰竭、骨质疏松、佝偻病、肾结石,甚至肾衰竭。远端RTA (dRTA)是RTA最常见的形式,其口腔表现很少报道。我们在此报告5例dRTA患者的口腔表现。在这5例dRTA患者中观察到口腔改变,从泛黄变色到釉质结构丧失的粗糙表面。所有患者均观察到牙釉质和牙本质之间的对比缺失,而在一名患者中检测到牙髓腔宽,这是下颌直齿症的特征。这项研究是巴西dRTA患者牙齿改变的第一份报告。釉质发育不全是最常见的发现。我们认为,在dRTA患者中发现的生物矿化过程异常也可能影响牙组织中的钙沉积。
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引用次数: 1
Evaluation of radicular dentin remaining and risk of perforation after manual and rotary instrumentations in root canals of primary teeth: An in vitro study 乳牙根管内手工和旋转器械后根状牙本质残留和穿孔风险的评估:一项体外研究
Pub Date : 2016-09-01 DOI: 10.4103/2321-6646.194370
M. Zameer
The aim of the study is to evaluate the efficacy of radicular dentin removal, risk of perforation, and shape of the canal on using manual and rotary instruments in primary teeth. Sixty primary teeth selected were divided into three groups; all the teeth were then embedded into resin and sectioned for examination before and after instrumentation. H-files were used for manual technique, and 2% taper and 4% taper I-Race files were used for rotary. Dentin removal was calculated using stereomicroscope-assisted digital image viewing software. Manual instrumentation has removed overall more dentin compared with 2% and 4% taper rotary instrumentation. No statistical differences were found between 2% and 4% instrumentation with respect to the amount of dentin removed. In few specimens, root perforations were observed in areas coinciding with largest root resorption. In primary teeth without significant root resorption, the use of nickel-titanium-rotary files with 2% and 4% taper up to size 30 revealed to be safe and had prepared the root canals with greater conservation of tooth structure than manual instrumentation. However, 4% taper instrumentation had an additional advantage of providing more funnel-shaped canal desired for ideal compaction of obturating material.
本研究的目的是评估在乳牙上使用手动和旋转器械去除根状牙本质的效果、穿孔的风险和根管的形状。选择60颗乳牙分为3组;然后将所有牙齿嵌入树脂中,并在器械前后进行切片检查。手工技术使用h型锉,旋转技术使用2%锥度和4%锥度i型锉。使用体视显微镜辅助数字图像查看软件计算牙本质去除量。与2%和4%的锥度旋转器械相比,手动器械去除的牙本质更多。在牙本质移除量方面,2%和4%的器械没有统计学差异。在少数标本中,在根吸收最大的区域观察到根穿孔。在无明显根吸收的乳牙中,使用2%和4%锥度至30的镍钛旋转锉是安全的,并且比手工器械更能保护牙齿结构。然而,4%锥度内固定具有额外的优势,可以提供更多的漏斗状管,以理想地压实封闭材料。
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引用次数: 7
期刊
Journal of Pediatric Dentistry
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