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COMPARISON OF DIODE LASER VERSUS CONVENTIONAL SCALPEL INCISION IN REMOVAL OF IMPACTED LOWER THIRD MOLAR IN DIABETIC PATIENTS (A SPLIT MOUTH RANDOMIZED CONTROLLED CLINICAL TRIAL) 比较二极管激光与传统手术刀切口在拔除糖尿病患者下第三磨牙时的效果(分口随机对照临床试验)
Pub Date : 2024-05-05 DOI: 10.21608/adjalexu.2023.215437.1385
Hussein Zeidan, Nevein Mohamed, Dina Nader
BACKGROUND: One of the most common minor surgeries in dental practices is the surgical removal of impacted third molars; a procedure that requires optimum physical and radiological assessment to decrease the complications that may arise during the procedure. Certain surgical modalities have been proposed to decrease the invasiveness of the procedure, one is the diode laser therapeutic use. OBJECTIVES: To clinically compare the wound healing rate and the clinical outcome that occurs following the surgical removal of impacted third molar teeth by the conventional gold standard scalpel versus the diode laser incision in diabetic patients. MATERIALS AND METHODS: The study was a split-mouth randomized clinical trial. Twenty-three diabetic patients who needed bilateral surgical removal of impacted mandibular third molar were recruited and randomized. One side (study group) had the incision undergone by the diode laser, while the contralateral side (control group) had the conventional scalpel incision to expose the tooth. Pain was recorded by Visual analogue scale (VAS) after one and seven days, edema was measured by three facial lines after one and seven days, trismus was recorded by measuring the inter-incisal opening after seven days and one month and the wound healing was recorded by the Early wound healing scale (EHS) after seven days and one month postoperative. RESULTS: The clinical outcome showed statistically significant differences in pain, edema, and trismus in the study group, while the control group showed statistically significant differences in wound healing in the early postoperative period, however, a non-significant difference was noted between both groups after one-month follow-up. CONCLUSION: Diode laser incision was an efficient procedure in decreasing the post-operative pain, trismus and edema following removal of impacted third molars. The only disadvantage was delayed wound healing in the first week
背景:牙科诊所中最常见的小手术之一是手术拔除受撞击的第三磨牙;这一手术需要进行最佳的物理和放射评估,以减少手术过程中可能出现的并发症。为了降低手术的侵入性,已经提出了一些手术方式,其中一种就是二极管激光疗法。目的比较糖尿病患者使用传统金标准手术刀和二极管激光切口手术拔除第三磨牙后的伤口愈合率和临床效果。材料与方法:该研究是一项分口随机临床试验。研究人员招募了 23 名需要双侧手术拔除下颌第三磨牙的糖尿病患者,并对他们进行了随机分组。一侧(研究组)采用二极管激光进行切口,而对侧(对照组)则采用传统的手术刀切口暴露牙齿。术后 1 天和 7 天,用视觉模拟量表(VAS)记录疼痛情况;术后 1 天和 7 天,用面部三条线测量水肿情况;术后 7 天和 1 个月,用测量椎间隙的方法记录畸形情况;术后 7 天和 1 个月,用早期伤口愈合量表(EHS)记录伤口愈合情况。结果:临床结果显示,研究组在疼痛、水肿和咀嚼障碍方面与对照组有显著统计学差异,而对照组在术后早期伤口愈合方面与研究组有显著统计学差异,但随访一个月后,两组间差异不显著。结论:二极管激光切口术是一种有效的手术方法,可减少阻生第三磨牙拔除术后的疼痛、咀嚼障碍和水肿。唯一的缺点是第一周伤口愈合延迟。
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引用次数: 0
ROOT CANAL WORKING LENGTH EVALUATION USING APEX LOCATOR AND CONE-BEAM COMPUTED TOMOGRAPHY 使用根尖定位仪和锥束计算机断层扫描评估根管工作长度
Pub Date : 2024-05-05 DOI: 10.21608/adjalexu.2023.208474.1373
Ahmed AbdAlSttar, Hassan Abouelkheir, Ahmed Mobarak
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引用次数: 0
ASSESSMENT OF BONE CELL VIABILITY IN BONE HARVESTED UNDER TWO DIFFERENT DRILLING SPEEDS DURING IMPLANT BED PREPARATION IN THE MANDIBULAR POSTERIOR SITES (A RANDOMIZED CONTROLLED CLINICAL TRIAL) 评估下颌后部种植床制备过程中两种不同钻孔速度下采集的骨细胞活力(随机对照临床试验)
Pub Date : 2024-05-05 DOI: 10.21608/adjalexu.2024.241416.1419
Hend Abdulkader, Maha Abou Khadr, Ghada Bassiouny, Samia Soliman
BACKGROUND: Viability of the harvested bone during osteotomy preparation is affected by the generated heat, which in turn is related to drilling speed and time; this bone viability is considered an indicator of the quality of the harvested autograft. STUDY OBJECTIVE: The aim of this study was to assess the effect of two different drilling speeds on bone cell viability of bone harvested during osteotomy preparation. MATERIALS AND METHODS: A split mouth randomized controlled clinical trial was carried out on 8 patients, 16 mandibular premolar /molar edentulous ridge sites, using a trephine bur, 8 osteotomies were drilled using a speed of 1000 rpm (Control Group) and the other 8 using 400 rpm (Test Group), implants were placed, the harvested bone viability was evaluated histologically in both groups. RESULTS: The histological assessment revealed better viability features in samples harvested using 1000 rpm (Control Group). CONCLUSION: Drilling at 1000 rpm seems to yield stronger autologous bone viability than drilling at 400 rpm.
背景:截骨准备过程中采集的骨的存活率受产生的热量影响,而热量又与钻孔速度和时间有关;这种骨存活率被认为是采集的自体移植物质量的指标。研究目的:本研究旨在评估两种不同的钻孔速度对截骨准备过程中获取的骨细胞活力的影响。材料与方法:对 8 名患者的 16 个下颌前磨牙/磨牙无牙槽嵴部位进行了分口随机对照临床试验,使用探针钻,8 个截骨组使用 1000 转/分钟的钻速(对照组),另外 8 个使用 400 转/分钟的钻速(试验组),植入种植体后,对两组获得的骨细胞活力进行组织学评估。结果:组织学评估显示,使用 1000 转/分钟(对照组)采集的样本具有更好的存活特征。结论:与 400 转/分钟的钻孔速度相比,1000 转/分钟的钻孔速度似乎能产生更强的自体骨存活率。
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引用次数: 0
AN EVALUATION OF THE EFFECT OF LOW INTENSITY PULSED ULTRASOUND ON THE HEALING OF MANDIBULAR FRACTURES A RANDOMIZED CLINICAL TRIAL 评估低强度脉冲超声波对下颌骨骨折愈合的影响 一项随机临床试验
Pub Date : 2024-05-05 DOI: 10.21608/adjalexu.2023.207470.1371
Rawan Tammam, Samraa A. Elsheikh, Marwa G. Noureldin, Hayam Abdel-Ghani
INTRODUCTION: Mandibular fractures are considered a significant percentage of maxillofacial trauma. Multiple techniques, have been used to improve mandibular fracture healing over the years. Low Intensity Pulsed Ultrasound (LIPUS) has recently been used in orthopaedic surgery for improvement of bone union, but was rarely investigated for facial bones. OBJECTIVE: The aim is to compare the efficacy of the use of LIPUS in accelerating bone healing of jaw fractures after open reduction versus the use of conventional miniplates only, investigated both radiographically and clinically. MATERIALS AND METHODS: In an interventional study, 18 cases with jaw fractures were assigned to two groups at random: the study group and the control group, having 9 participants in each group. Both groups underwent open reduction and internal fixation using two conventional miniplates but only the study group received LIPUS stimulation (1.5MHz, 30W/cm2) for 20 minutes on postoperative days 4, 8, 14 and 20. The control group did not receive LIPUS. Clinical evaluation included wound healing, occlusion and pain intensity. Radiographic evaluation using immediate Cone Beam Computerized Tomography (CBCT) and postoperative CBCT after 12 weeks were used to determine the efficacy by measuring various variables, including bone density and radiographic fracture healing. Results After twelve weeks, both groups had normal occlusion and normal sensory function. The wound healing was measured using landry’s score index, there was a significant difference in both groups along the follow up period (p<0.001) and a statistically significant reduction in pain intensity (p<0.001). The average bone density improved statistically significantly in both groups A (p<0.001) and B (p<0.001) when comparing post-operative 12 week values to preoperative values. CONCLUSION: Based on the favourable clinical and acceptable radiographical outcomes of our study, it is concluded that the application of low intensity pulsed ultrasound in mandibular fractures could potentially speed up the healing process, decrease the pain and postoperative complications.
简介:下颌骨骨折在颌面部创伤中占很大比例。多年来,已有多种技术用于改善下颌骨骨折的愈合。低强度脉冲超声(LIPUS)最近被用于骨科手术,以改善骨结合,但很少用于面部骨骼。目的:本研究旨在比较使用 LIPUS 与仅使用传统小钢板在颌骨骨折开放复位后加速骨愈合方面的疗效,并对两者进行放射学和临床研究。材料与方法:在一项干预性研究中,18 例颌骨骨折患者被随机分配到两组:研究组和对照组,每组 9 人。两组均使用两个传统微型钢板进行切开复位和内固定,但只有研究组在术后第 4、8、14 和 20 天接受了 20 分钟的 LIPUS 刺激(1.5MHz,30W/cm2)。对照组不接受 LIPUS 刺激。临床评估包括伤口愈合、闭塞和疼痛强度。使用锥形束计算机断层扫描(CBCT)进行即时放射学评估,并在 12 周后进行术后 CBCT 评估,通过测量各种变量(包括骨密度和放射学骨折愈合)来确定疗效。结果 12 周后,两组患者的咬合和感觉功能均正常。使用兰德里评分指数测量伤口愈合情况,两组在随访期间均有显著差异(P<0.001),疼痛强度也有统计学意义的显著降低(P<0.001)。术后 12 周的平均骨密度与术前相比,A 组(p<0.001)和 B 组(p<0.001)均有明显改善。结论:根据我们的研究得出的良好临床和可接受的放射学结果,我们认为在下颌骨骨折中应用低强度脉冲超声有可能加快愈合过程,减少疼痛和术后并发症。
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引用次数: 0
MARGINAL FIT ASSESSMENT OF CAD/CAM ZIRCONIA CROWNS FABRICATED BY DIGITAL SCANNING OF DIES AND SILICONE IMPRESSION (IN VITRO STUDY) 通过数字扫描模具和硅胶印模制作的 cad/cam 氧化锆牙冠的边缘密合度评估(体外研究)
Pub Date : 2024-05-05 DOI: 10.21608/adjalexu.2023.206918.1370
Ahmed Ramadan, Yousria Shalaby, Naguib El fawal
INTRODUCTION: The accuracy of impressions has an important effect on the marginal adaptation of fixed restorations. Fit is the most significant factor influencing the restoration's durability, retention, and periodontal health. AIM OF STUDY: to compare the marginal fit of CAD/CAM zirconia crowns manufactured using two distinct digital impression techniques. MATERIALS AND METHODS: A typodont tooth in the upper premolar region was prepared to receive a full ceramic crown. A direct scan of the prepared tooth was used to create twenty 3D-printed resin dies. The master dies were divided into two groups at random (n = 10 per group). Group I: scanning the dies digitally. Group II: Digitization of the silicone, scannable impressions. Using cone beam CT, the vertical and horizontal marginal gap were evaluated. RESULTS: Group I had a vertical marginal gap of (119.5 ± 27.0) µm, which was substantially smaller than Group II's (144.8 ± 25.23) µm, and a horizontal marginal gap of (107.5 ± 36.36) µm, which was smaller than Group II's (154.3 ± 49.53) µm. CONCLUSION: Although direct digital scanning was superior to indirect digital scanning in terms of marginal fit, all tested techniques yielded clinically acceptable fit values.
简介:印模的准确性对固定修复体的边缘适应性有重要影响。密合度是影响修复体耐久性、固位和牙周健康的最重要因素。研究目的:比较使用两种不同的数字印模技术制造的 CAD/CAM 氧化锆冠的边缘密合度。材料和方法:在上前磨牙区准备一颗类型牙,以接受全瓷冠。通过对准备好的牙齿进行直接扫描,制作出 20 个 3D 打印树脂模具。母模随机分为两组(每组 10 个)。第一组:对模具进行数字化扫描。第二组:数字化扫描硅胶印模。使用锥形束 CT 评估垂直和水平边缘间隙。结果:第一组的垂直边缘间隙为(119.5 ± 27.0)微米,大大小于第二组的(144.8 ± 25.23)微米,水平边缘间隙为(107.5 ± 36.36)微米,小于第二组的(154.3 ± 49.53)微米。结论:虽然就边缘密合度而言,直接数字扫描优于间接数字扫描,但所有测试技术都能获得临床上可接受的密合度值。
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引用次数: 0
TITANIUM MESH COATED WITH NATURAL HYDROXYAPATITE NANOCRYSTALS IN ORBITAL RECONSTRUCTION (RANDOMIZED CONTROLLED CLINICAL TRIAL) 涂有天然羟基磷灰石纳米晶体的钛网在眼眶重建中的应用(随机对照临床试验)
Pub Date : 2024-05-05 DOI: 10.21608/adjalexu.2023.225905.1406
Asmaa Ezzat, Riham M El Dibany, Mohamed Shokry, Yasser Helmy
BACKGROUND: One of the most frequent facial fractures is an orbital fracture, and multiple wall restoration is frequently required following high-energy trauma. Correct planning, thorough surgical dissection, and appropriate selection of the kind, size, and shape of the reconstruction material are all necessary for a successful outcome. The appropriate material to use to restore the orbital floor and walls is still up for debate. For that aim, numerous materials have been described from various sources. The ultimate goals involve treating the bony orbital deficiency while restoring anatomy, volume, function, and esthetics. While each type of material has benefits and drawbacks, the ability to fulfill those. AIM OF THE STUDY: This study evaluated the difference in the bone density after orbital floor fracture reconstruction with titanium mesh coated with natural nanohydroxyapatite by electrophoretic deposition versus conventional titanium mesh. PATIENTS & METHODS: This study was carried out clinically on 12 adult patients with fractures of the orbital floor that should be treated with internal fixation and open reduction. The patients were divided into 2 groups, (group A): patients where the reconstruction was done using coated titanium mesh with hydroxyapatite nanocrystals and (group B): the repair and reconstruction of the defect was using conventional titanium mesh. RESULTS: The radiographic differences in bone density between the study and control groups were statistically significant. CONCLUSION: The ongoing study displayed better bone density outcomes in reconstructed orbital floor defects with coated titanium mesh when compared to uncoated titanium mesh.
背景:眼眶骨折是最常见的面部骨折之一,高能量创伤后经常需要进行多壁修复。正确的规划、彻底的手术解剖以及对重建材料的种类、大小和形状的适当选择都是获得成功结果的必要条件。使用何种材料修复眶底和眶壁最合适,目前仍有争议。为此,各种来源的材料层出不穷。最终目标是在治疗骨性眼眶缺损的同时,恢复眼眶的解剖结构、容积、功能和美观。虽然每种材料都有其优点和缺点,但能够实现这些目标的材料并不多。研究目的:本研究评估了通过电泳沉积涂有天然纳米羟基磷灰石的钛网与传统钛网进行眶底骨折重建后骨密度的差异。患者与方法:本研究对 12 名眼眶底骨折的成年患者进行了临床研究,这些患者应接受内固定和切开复位治疗。患者被分为两组,(A 组):使用纳米羟基磷灰石涂层钛网进行重建的患者;(B 组):使用传统钛网进行缺损修复和重建的患者。结果:研究组和对照组的骨密度影像学差异具有统计学意义。结论:与未涂层的钛网相比,正在进行的研究显示,使用涂层钛网重建眶底缺损的骨密度结果更好。
{"title":"TITANIUM MESH COATED WITH NATURAL HYDROXYAPATITE NANOCRYSTALS IN ORBITAL RECONSTRUCTION (RANDOMIZED CONTROLLED CLINICAL TRIAL)","authors":"Asmaa Ezzat, Riham M El Dibany, Mohamed Shokry, Yasser Helmy","doi":"10.21608/adjalexu.2023.225905.1406","DOIUrl":"https://doi.org/10.21608/adjalexu.2023.225905.1406","url":null,"abstract":"BACKGROUND: One of the most frequent facial fractures is an orbital fracture, and multiple wall restoration is frequently required following high-energy trauma. Correct planning, thorough surgical dissection, and appropriate selection of the kind, size, and shape of the reconstruction material are all necessary for a successful outcome. The appropriate material to use to restore the orbital floor and walls is still up for debate. For that aim, numerous materials have been described from various sources. The ultimate goals involve treating the bony orbital deficiency while restoring anatomy, volume, function, and esthetics. While each type of material has benefits and drawbacks, the ability to fulfill those. AIM OF THE STUDY: This study evaluated the difference in the bone density after orbital floor fracture reconstruction with titanium mesh coated with natural nanohydroxyapatite by electrophoretic deposition versus conventional titanium mesh. PATIENTS & METHODS: This study was carried out clinically on 12 adult patients with fractures of the orbital floor that should be treated with internal fixation and open reduction. The patients were divided into 2 groups, (group A): patients where the reconstruction was done using coated titanium mesh with hydroxyapatite nanocrystals and (group B): the repair and reconstruction of the defect was using conventional titanium mesh. RESULTS: The radiographic differences in bone density between the study and control groups were statistically significant. CONCLUSION: The ongoing study displayed better bone density outcomes in reconstructed orbital floor defects with coated titanium mesh when compared to uncoated titanium mesh.","PeriodicalId":7723,"journal":{"name":"Alexandria Dental Journal","volume":"299 12","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-05-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141012443","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
HORIZONTAL ALVEOLAR RIDGE EXPANSION IN POSTERIOR ATROPHIC MANDIBLE USING OSSEODENSIFICATION TECHNIQUE (A CLINICAL TRIAL) 使用骨增生技术在后萎缩下颌骨中进行水平牙槽嵴扩展(临床试验)
Pub Date : 2024-05-05 DOI: 10.21608/adjalexu.2023.226031.1408
Mohammad Zeid, Saeeda Osman, Dina Metawie
BACKGROUND: Narrow ridges can cause difficulties in restoring function by dental implants; many techniques can be used to overcome this problem such as bone grafting and ridge expansion techniques, with ridge expansion being the better, more reliable option. A recent technique that can achieve ridge expansion is osseodensification. Osseodensification using Densah burs is a technique that condenses bone using specially designed burs rotating in an anticlockwise direction, which will help in increasing the ridge width as well as insertion torque of the implant AIM OF THIS STUDY: Clinical and Radiographic evaluation of ridge expansion in posterior atrophic mandible using osseodensification with simultaneous implant placement. MATERIALS AND METHODS: 12 patients with narrow posterior mandibular ridge with width ≤ 6 mm received implants using osseodensification technique. The amount of ridge expansion, primary and secondary stability at 4 months and marginal bone loss were evaluated at 4 and 8 months. RESULTS: 4 months post-operative bone width was increased by 43.61% and after 8 months bone width was increased by 39.29% in the cervical region and increased by 11.48% at 4 months and 9.89% at 8 months in the middle region and increased by 12.64% at 4 months and 10.57% at 8 months in the apical region. There was also a significant increase in bone density around the implants (p ≤ 0.05) CONCLUSION: Based on the results of this study we concluded that osseodensification is a safe and effective way for expanding narrow posterior alveolar ridges, while increasing bone density around the implant which positively affects the primary and secondary stability; without complications such as dehiscences and fractures of the buccal plate of bone.
背景:狭窄的牙脊会给牙科植入物恢复功能带来困难;有许多技术可以用来解决这个问题,如骨移植和牙脊扩张技术,其中牙脊扩张是更好、更可靠的选择。最近一种可以实现牙脊扩张的技术是骨质增生。使用登沙车针进行骨质增生是一种利用特殊设计的车针以逆时针方向旋转凝结骨质的技术,有助于增加牙槽嵴宽度和种植体的插入扭矩:使用骨增量术同时植入种植体,对萎缩下颌后部的骨嵴扩张情况进行临床和影像学评估。材料与方法:12 名下颌后嵴狭窄且宽度≤ 6 毫米的患者使用骨增量技术接受了种植体植入。在 4 个月和 8 个月时评估了嵴的扩张量、4 个月时的主要和次要稳定性以及边缘骨质流失情况。结果:术后 4 个月骨宽度增加了 43.61%,8 个月后颈部骨宽度增加了 39.29%,中部骨宽度在 4 个月时增加了 11.48%,8 个月时增加了 9.89%,顶部骨宽度在 4 个月时增加了 12.64%,8 个月时增加了 10.57%。种植体周围的骨密度也有明显增加(p ≤ 0.05)。 结论:根据这项研究的结果,我们得出结论:骨质增生是一种安全有效的方法,可以扩大狭窄的后牙槽嵴,同时增加种植体周围的骨密度,这对主要和次要稳定性都有积极影响;而且不会出现颊板骨开裂和骨折等并发症。
{"title":"HORIZONTAL ALVEOLAR RIDGE EXPANSION IN POSTERIOR ATROPHIC MANDIBLE USING OSSEODENSIFICATION TECHNIQUE (A CLINICAL TRIAL)","authors":"Mohammad Zeid, Saeeda Osman, Dina Metawie","doi":"10.21608/adjalexu.2023.226031.1408","DOIUrl":"https://doi.org/10.21608/adjalexu.2023.226031.1408","url":null,"abstract":"BACKGROUND: Narrow ridges can cause difficulties in restoring function by dental implants; many techniques can be used to overcome this problem such as bone grafting and ridge expansion techniques, with ridge expansion being the better, more reliable option. A recent technique that can achieve ridge expansion is osseodensification. Osseodensification using Densah burs is a technique that condenses bone using specially designed burs rotating in an anticlockwise direction, which will help in increasing the ridge width as well as insertion torque of the implant AIM OF THIS STUDY: Clinical and Radiographic evaluation of ridge expansion in posterior atrophic mandible using osseodensification with simultaneous implant placement. MATERIALS AND METHODS: 12 patients with narrow posterior mandibular ridge with width ≤ 6 mm received implants using osseodensification technique. The amount of ridge expansion, primary and secondary stability at 4 months and marginal bone loss were evaluated at 4 and 8 months. RESULTS: 4 months post-operative bone width was increased by 43.61% and after 8 months bone width was increased by 39.29% in the cervical region and increased by 11.48% at 4 months and 9.89% at 8 months in the middle region and increased by 12.64% at 4 months and 10.57% at 8 months in the apical region. There was also a significant increase in bone density around the implants (p ≤ 0.05) CONCLUSION: Based on the results of this study we concluded that osseodensification is a safe and effective way for expanding narrow posterior alveolar ridges, while increasing bone density around the implant which positively affects the primary and secondary stability; without complications such as dehiscences and fractures of the buccal plate of bone.","PeriodicalId":7723,"journal":{"name":"Alexandria Dental Journal","volume":"234 5","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-05-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141012992","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
EFFICACY OF ORAL ZINC SUPPLEMENT AS AN ADJUNCTIVE THERAPY FOR EROSIVE ORAL LICHEN PLANUS (A RANDOMIZED, CONTROLLED CLINICAL TRIAL) 口服锌补充剂作为侵蚀性口腔扁平苔藓辅助疗法的疗效(随机对照临床试验)
Pub Date : 2024-05-05 DOI: 10.21608/adjalexu.2024.237539.1415
Esraa Farahat, Shahira El Domiaty, S. Mahmoud, S. Anwar
BACK GROUND: Oral Lichen planus (OLP) is an autoimmune disorder with a chronic nature where CD8+ cytotoxic T-cells release inflammatory cytokines. Inflammations in OLP persist due to matrix metalloproteinases (MMPs) that have a role in collagen cleavage. Zinc prevents basement membrane disruption through inhibition of MMP-9 activation. AIM OF THE STUDY: Evaluating and comparing clinically the effectiveness of adding systemic oral zinc supplementation to topical corticosteroids and topical corticosteroids alone for erosive OLP (EOLP) treatment, and to measure biochemically salivary MMP-9 levels before and after both treatment modalities. METHODOLOGY: This study was performed on 22 patients have EOLP and divided equally into: Test group; 11 patients received oral zinc picolinate 50 mg as a single morning dose with 0.1% triamcinolone acetonide (TA) oral paste twice daily for 6 weeks. Control group; 11 patients received 0.1% TA orabase twice daily for 6 weeks. Patients were recruited and assessed clinically at baseline, after six and twelve weeks using numerical rating scale (NRS) for pain assessment and Thongprasom et al score for objective assessment of oral lesions. Salivary MMP-9 was evaluated at baseline and after 12 weeks. RESULTS: Test group showed a significant lowering in Thongprasom et al score after 6 weeks, a significant reduction in NRS after 6 and 12 weeks, and a significant reduction in MMP-9 levels from baseline to weeks 12 as compared to control group. CONCLUSIONS: Oral zinc supplementation with topical corticosteroids has promising effects for EOLP.
背景:口腔扁平苔藓(OLP)是一种慢性自身免疫性疾病,CD8+细胞毒性T细胞会释放炎性细胞因子。基质金属蛋白酶(MMPs)在胶原蛋白裂解过程中发挥作用,导致 OLP 炎症持续存在。锌可通过抑制 MMP-9 的活化防止基底膜破坏。研究目的:在局部皮质类固醇和单纯局部皮质类固醇治疗侵蚀性OLP(EOLP)时,评估和比较全身口服锌补充剂的临床疗效,并在两种治疗方法前后测量唾液中MMP-9的生化水平。方法:本研究以22名EOLP患者为对象,将其平均分为以下两组:试验组:11 名患者接受吡啶甲酸锌口服液 50 毫克,早上单次服用,同时口服 0.1% 曲安奈德(TA)口服糊剂,每天两次,持续 6 周。对照组:11 名患者接受 0.1% TA orabase 口服,每天两次,连续 6 周。招募患者并在基线、六周和十二周后对其进行临床评估,使用数字评分量表(NRS)评估疼痛,使用 Thongprasom 等人的评分对口腔病变进行客观评估。在基线和 12 周后对唾液 MMP-9 进行评估。结果:与对照组相比,试验组的 Thongprasom et al 评分在 6 周后显著降低,NRS 在 6 周和 12 周后显著降低,MMP-9 水平从基线到第 12 周显著降低。结论口服锌补充剂配合外用皮质类固醇激素对EOLP有很好的疗效。
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引用次数: 0
ENDOCAN: A NOVEL BIOMARKER IN GINGIVAL CREVICULAR FLUID IN PERIODONTITIS PATIENTS WITH OR WITHOUT TYPE 2 DIABETES MELLITUS [A CROSS-SECTIONAL STUDY] endocan:伴有或不伴有 2 型糖尿病的牙周炎患者牙龈缝隙液中的一种新型生物标记物 [一项横断面研究]
Pub Date : 2024-05-05 DOI: 10.21608/adjalexu.2023.201324.1360
Emad Ayad, Maha Abou Khadr, Mona Ayad, Gillan I El-Kimary
BACKGROUND: Clinical parameters are used to diagnose periodontal disease. However, new technical advances in diagnostics for assessing periodontal status are utilizing objective biomarkers. Recently, a number of biomarkers have been identified to predict periodontitis status. Endocan is a novel pro-inflammatory biomarker that is thought to give an insight on periodontal disease status. Objective: Evaluation of Endocan level in gingival crevicular fluid (GCF) of stage 1 and 2 periodontitis patients with or without type 2 diabetes mellitus. MATERIALS AND METHODS: 42 patients with stage 1 and 2 periodontitis were divided into two groups: 23 patients with controlled type 2 diabetes mellitus (CT2DM-P) and 19 systemically healthy periodontitis patients (H-P). Endocan level in GCF, periodontal parameters, and Hemoglobin A1c (HbA1c) value were measured. Biochemical analysis of Endocan level was performed by enzyme-linked immunosorbent assay (ELISA). RESULTS: GCF Endocan level was significantly higher in the CT2DM-P group than in the H-P group. Mean pocket probing depth (PPD), clinical attachment loss (CAL), and bleeding on probing percentage (BOP%) were higher in the CT2DM-P group. Endocan was positively correlated to CAL, BOP%, and HbA1c in both groups, with Endocan and BOP% having a moderate correlation in the CT2DM-P group and Endocan and HbA1c having a strong correlation in the H-P group. CONCLUSION: Endocan levels, PPD, CAL, and BOP% in CT2DM-P group were higher than H-P group. Positive correlations between BOP%, Glycated hemoglobin and Endocan were also observed.
背景:临床参数用于诊断牙周病。然而,评估牙周状况的诊断技术的新进展是利用客观的生物标志物。最近,一些生物标志物已被确定用于预测牙周炎的状况。Endocan是一种新型的促炎症生物标记物,被认为可以洞察牙周疾病的状况。研究目的评估伴有或不伴有 2 型糖尿病的 1 期和 2 期牙周炎患者牙龈缝隙液 (GCF) 中的 Endocan 水平。材料与方法:42 名 1 期和 2 期牙周炎患者被分为两组:23 名已控制的 2 型糖尿病患者(CT2DM-P)和 19 名全身健康的牙周炎患者(H-P)。对 GCF 中的 Endocan 水平、牙周参数和血红蛋白 A1c (HbA1c) 值进行了测量。通过酶联免疫吸附试验(ELISA)对 Endocan 水平进行生化分析。结果:CT2DM-P 组的 GCF Endocan 水平明显高于 H-P 组。CT2DM-P组的平均袋探诊深度(PPD)、临床附着丧失(CAL)和探诊出血百分比(BOP%)更高。两组的 Endocan 与 CAL、BOP% 和 HbA1c 呈正相关,其中 CT2DM-P 组的 Endocan 与 BOP% 呈中度相关,而 H-P 组的 Endocan 与 HbA1c 呈高度相关。结论:CT2DM-P 组的 Endocan 水平、PPD、CAL 和 BOP% 均高于 H-P 组。还观察到 BOP%、糖化血红蛋白和 Endocan 之间存在正相关。
{"title":"ENDOCAN: A NOVEL BIOMARKER IN GINGIVAL CREVICULAR FLUID IN PERIODONTITIS PATIENTS WITH OR WITHOUT TYPE 2 DIABETES MELLITUS [A CROSS-SECTIONAL STUDY]","authors":"Emad Ayad, Maha Abou Khadr, Mona Ayad, Gillan I El-Kimary","doi":"10.21608/adjalexu.2023.201324.1360","DOIUrl":"https://doi.org/10.21608/adjalexu.2023.201324.1360","url":null,"abstract":"BACKGROUND: Clinical parameters are used to diagnose periodontal disease. However, new technical advances in diagnostics for assessing periodontal status are utilizing objective biomarkers. Recently, a number of biomarkers have been identified to predict periodontitis status. Endocan is a novel pro-inflammatory biomarker that is thought to give an insight on periodontal disease status. Objective: Evaluation of Endocan level in gingival crevicular fluid (GCF) of stage 1 and 2 periodontitis patients with or without type 2 diabetes mellitus. MATERIALS AND METHODS: 42 patients with stage 1 and 2 periodontitis were divided into two groups: 23 patients with controlled type 2 diabetes mellitus (CT2DM-P) and 19 systemically healthy periodontitis patients (H-P). Endocan level in GCF, periodontal parameters, and Hemoglobin A1c (HbA1c) value were measured. Biochemical analysis of Endocan level was performed by enzyme-linked immunosorbent assay (ELISA). RESULTS: GCF Endocan level was significantly higher in the CT2DM-P group than in the H-P group. Mean pocket probing depth (PPD), clinical attachment loss (CAL), and bleeding on probing percentage (BOP%) were higher in the CT2DM-P group. Endocan was positively correlated to CAL, BOP%, and HbA1c in both groups, with Endocan and BOP% having a moderate correlation in the CT2DM-P group and Endocan and HbA1c having a strong correlation in the H-P group. CONCLUSION: Endocan levels, PPD, CAL, and BOP% in CT2DM-P group were higher than H-P group. Positive correlations between BOP%, Glycated hemoglobin and Endocan were also observed.","PeriodicalId":7723,"journal":{"name":"Alexandria Dental Journal","volume":"38 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-05-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141011553","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
SEX DETERMINATION USING CONE BEAM COMPUTED TOMOGRAPHY MEASUREMENTS OF MANDIBULAR RAMUS IN AN EGYPTIAN POPULATION (RETROSPECTIVE STUDY) 利用锥形束计算机断层扫描测量埃及人下颌臼齿的性别(回顾性研究)
Pub Date : 2024-05-05 DOI: 10.21608/adjalexu.2023.199365.1359
masar abd, Hassan Abouelkheir, Rania Fahmy
{"title":"SEX DETERMINATION USING CONE BEAM COMPUTED TOMOGRAPHY MEASUREMENTS OF MANDIBULAR RAMUS IN AN EGYPTIAN POPULATION (RETROSPECTIVE STUDY)","authors":"masar abd, Hassan Abouelkheir, Rania Fahmy","doi":"10.21608/adjalexu.2023.199365.1359","DOIUrl":"https://doi.org/10.21608/adjalexu.2023.199365.1359","url":null,"abstract":"","PeriodicalId":7723,"journal":{"name":"Alexandria Dental Journal","volume":"51 5","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-05-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141011526","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
期刊
Alexandria Dental Journal
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