Resorption

Resorption

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  • Includes Credits

    CE Hours: 1.5

    Description: Until recently there was a paucity of information on the concise relationship between endodontics and orthodontics during treatment planning decisions especially following tooth trauma and its sequelae. This relationship ranges from effects on the pulp from orthodontic treatment and the potential for resorption during tooth movement, to the clinical management of teeth requiring integrated endodontic and orthodontic treatment. This presentation will provide both a literature basis for this relationship along with treatment directives to meet challenges in clinical practice.

    Learning Objectives:  

    • Identify the impact of orthodontic tooth movement (OTM) on the pulp and the supporting periodontium.
    • Identify and discuss treatment planning for teeth that have undergone trauma and are planned for OTM.
    • Identify issues of tooth resorption as it relates to the dental pulp, trauma and OTM using the literature as a guide for diagnostic and treatment choices.

    James L. Gutmann, D.D.S

    Dr. James L. Gutmann is a Professor Emeritus in Endodontics/Restorative Sciences, Texas A&M University College of Dentistry, Dallas, Texas. Dr. Gutmann is a Diplomate of the American Board of Endodontics & Honorary Diplomate of the Indian Board of Endodontics, Past President of the American Association of Endodontists and is the Past President of the American Academy of the History of Dentistry. Presently he is Editor of the Journal of the History of Dentistry. He is the recipient of both the IB Bender Award for Lifetime Educator Award and the Edgar D. Coolidge Award, the highest honor bestowed by the AAE. He has presented over 850 lectures, papers, and continuing education courses in the United States and 55 foreign countries. Additionally,he has authored or co-authored over 400 articles in both dental journals that address scientific, research, educational, and clinical topics and 3 textbooks; and has taught full time for over 30 years at four major universities in addition to full and part-time endodontic practice.

    Disclosure(s): No financial relationships to disclose

  • Includes Credits

    CE Hours: 1.5

    Description: The objective of ECR treatment is to remove the lesion, firmly seal the cavity, while maintaining a strong functional tooth. Up to date, treatment of ECR was based solely on the extent of resorption (class). However, new research has indicated that ECR is far more complex as multiple factors can affect its progression. Thus, our treatment approach should be updated. In this presentation we propose a step-wise treatment approach strategy on how to treat ECR cases. The criteria for choosing the most appropriate treatment were based not only on the ECR class but on additional factors such as: the existence of bone-ingrowth, patient symptoms, size, number and position of the portal(s) of entry, oral hygiene level, occlusion, existence of parafunctional habits and the probing feasibility. Based on these criteria, different treatment options were selected such as: 1) monitoring 2) extraction or 3) treatment by internal, external or a combination approach. To asses this proposed approach we evaluated the 10 year outcome of the overall and individual treatment options.

    Learning Objectives:  

    • Describe the complexity of ECR and how it affects the treatment decision.
    • Design ECR treatment strategy.
    • Define how each treatment affects the outcome.

    Athina Mavridou, D.D.S, M.S.,Ph.D

    Athina-Maria Mavridou graduated in 2004 from the Dental School of the National & Kapodistrian University of Athens. In 2008 she obtained a master's degree in endodontics at the University of Ghent (Belgium). From 2010 to 2021 she was a Ph.D and postdoctoral researcher at the Catholic University of Leuven (Belgium), conducting research on the subject of external cervical root resorption. In parallel, she was also working as an endodontist at the specialized clinic Proclin Rotterdam in the Netherlands. From 2021 until 2023 she was a visiting professor at Ghent University (Belgium). Athina has received the following awards for her publications in the field of External Cervical Root Resorption from JOE: Best Clinical Research Award (2017) and Horonable Mention Award (2018). Finally, since 2022 she is assistant professor of endodontics at the National & Kapodistrian University of Athens and works at her private clinic EndoToday in Rhodes Island (Greece).

    Disclosure(s): No financial relationships to disclose

  • Includes Credits

    CE Hours: 1.5

    Description: Traumatic dental injuries are potentially very complex and can lead to a number of different responses of the pulp and peri-radicular tissues. A thorough understanding of the various potential pulp responses is essential so appropriate management can be undertaken. Following many injuries, the pulp may survive – but this can only occur if the pulp is managed appropriately at the emergency visit which includes not removing the pulp in many cases! However, there are some specific injuries where pulp survival is predictably unlikely. If the pulp necroses and becomes infected, then there is the potential for external inflammatory resorption to develop if there has also been damage to the periodontal ligament and/or external root surface of the tooth. In such situations, a preventive approach can be used to prevent this resorption from developing. A key factor is to recognize which specific injuries make teeth susceptible to this type of resorption. Hence, understanding and knowing when and when not to commence root canal treatment after a traumatic dental injury is essential to ensure better outcomes and prognoses for traumatized teeth. This lecture will review the literature and provide guidelines for practitioners regarding when and when not commence root canal treatment.

    Learning Objectives:  

    • Discuss the various responses of the pulp following trauma to a tooth.
    • Explain why some pulps survive and others do not survive after trauma to a tooth, and identify those teeth where pulp survival is unlikely.
    • Discuss when and when not to commence root canal treatment following trauma to a tooth.

    Paul V. Abbott, B.D.Sc., M.D.S., FRACDS(Endo)

    Paul Abbott is an Emeritus Professor of Dentistry at The University of Western Australia. He is a Specialist Endodontist. Prior to taking a full-time University position in 2002, he spent 17 years in private specialist endodontic practice and he also held part-time academic positions at The University of Western Australia and the University of Melbourne. He was Dean and Head of the School of Dentistry at The University of Western Australia and Director of the Oral Health Centre of Western Australia from 2003-2009. He has presented over 1000 lectures and courses in 51 countries. He has published 235 articles in refereed journals, 25 textbook chapters and 47 Newsletter articles. From 2015-2022, he was the Editor-in-Chief of the international journal Dental Traumatology. Prof. Abbott’s main research and clinical interests revolve around dental traumatology, tooth resorption, the diagnosis and management of pulp, root canal and peri-radicular conditions, with particular emphasis on pain control and disinfection of the root canal system. Prof. Abbott has received numerous awards for excellence in teaching and service to the dental profession, particularly in education and research. In 2015, the Governor-General of Australia appointed Prof. Abbott as an Officer of the Order of Australia (AO) - one of the highest honors in Australia – “For distinguished service to clinical dentistry, and to higher education, as an academic, researcher and author, to endodontics as a practitioner, and to professional organizations.”

    Disclosure(s): OzDent Dental Products Australia: Consultant/Scientific Advisor (Ongoing), Honorarium (Ongoing)

  • Includes Credits

    CE Hours: 1.5

    Description: Many dentists find it very challenging to differentiate between the different types of tooth resorption, which leads to uncertainty regarding the treatment required. There are 11 different types of resorption and each type requires different management so it is essential to know which type is present. However, historically, there has been conflicting and confusing terminology used to classify and diagnose tooth resorption. During this lecture, a clinical classification will be presented with justification for the use of specific terminology. Each of the 11 types of resorption will be described to enable easy diagnosis and an outline of the principles of management of each type of resorption will provide clinicians with guidelines to use in their own cases. Examples showing the outcomes of these treatment protocols will also be presented.

    Learning Objectives:  

    • Describe the 11 types of tooth resorption and their clinical and radiographic features.
    • Differentially diagnose the different types of tooth resorption.
    • Outline the general management options for each type of resorption.

    Paul V. Abbott, B.D.Sc., M.D.S., FRACDS(Endo)

    Paul Abbott is an Emeritus Professor of Dentistry at The University of Western Australia. He is a Specialist Endodontist. Prior to taking a full-time University position in 2002, he spent 17 years in private specialist endodontic practice and he also held part-time academic positions at The University of Western Australia and the University of Melbourne. He was Dean and Head of the School of Dentistry at The University of Western Australia and Director of the Oral Health Centre of Western Australia from 2003-2009. He has presented over 1000 lectures and courses in 51 countries. He has published 235 articles in refereed journals, 25 textbook chapters and 47 Newsletter articles. From 2015-2022, he was the Editor-in-Chief of the international journal Dental Traumatology. Prof. Abbott’s main research and clinical interests revolve around dental traumatology, tooth resorption, the diagnosis and management of pulp, root canal and peri-radicular conditions, with particular emphasis on pain control and disinfection of the root canal system. Prof. Abbott has received numerous awards for excellence in teaching and service to the dental profession, particularly in education and research. In 2015, the Governor-General of Australia appointed Prof. Abbott as an Officer of the Order of Australia (AO) - one of the highest honors in Australia – “For distinguished service to clinical dentistry, and to higher education, as an academic, researcher and author, to endodontics as a practitioner, and to professional organizations.”

    Disclosure(s): OzDent Dental Products Australia: Consultant/Scientific Advisor (Ongoing), Honorarium (Ongoing)

  • Includes Credits

    CE Hours: 1.5

    Description: External Cervical Resorption (ECR) is becoming more prevalent. The aim of this prevention is to discuss the diagnosis, and crucially the best management approaches to manage ECR. Non-surgical, as well as surgical treatment approaches will be discussed.

    Learning Objectives:  

    • Identify the pathognomic signs of ECR
    • List the various non-surgical versus surgical repair options for ECR
    • Explain the issues we have of determining long term prognoses of treated ECR

    Shanon Patel, BDS, MSc, PhD, FDS

    I divide my time between working in a large multi-disciplinary specialist practice in central London and teaching future Specialist Endodontists in the Postgraduate Unit at Kings’ College London Dental Institute (KCL).

    I am actively involved in clinical research and have co-supervised over 50 Masters and PhD students. My primary research interests reflect some of the challenges I face in everyday clinical practice and include survival of teeth, managing dental trauma, and the use of CBCT in Endodontics. I have been invited to lecture at over 80 international meetings spanning 5 continents.

    I have been the lead author of Royal College of Surgeons guidelines on dental imaging in Endodontics, and the European Society of Endodontology position statements on CBCT in Endodontics (2014,2019), as well as External Cervical Resorption (2018).

    In addition, I have published over 100 papers in peer-reviewed scientific journals and contributed to several textbooks, including Pathways of the Pulp and Essential Endodontology. 

    I have co-edited 4 textbooks that have been translated into 5 languages.

    Disclosure(s): Produit Dentaire: Help with research & development (Ongoing)

  • Product not yet rated Includes Credits

    CE Hours: 1.5

    Description: The removal of bacteria and their byproducts is critical for apical periodontitis healing. This step has traditionally been accomplished through mechanical debridement and the application of proteolytic solutions. Specific clinical scenarios have demonstrated that the neutralization of root canal contents can be accomplished only with irrigants and minimal dentin removal. The question of whether the disinfection of the root canal procedure could be achieved with or without enhanced irrigation arises. Despite initial evidence, the possible superiority and limitations of new irrigation techniques is yet to be determined.  This lecture will address:- The disinfection ability of enhanced disinfection techniques including laser assisted and multi-sonic irrigation. - Discuss data acquired from clinical, and laboratory studies to suggest specific clinical scenarios that can take advantage of these techniques.

    Learning Objectives:  

    • Discuss the clinical advantages and limitations of different enhanced irrigation techniques.
    • Discuss the antimicrobial activity of conventional and multisonic irrigation in minimally invasive preparations.
    • Provide a summary of clinical research that examined the efficacy of various irrigant solutions and procedures on apical periodontitis healing.

    Ronald Ordinola-Zapata, DDS, MS, PhD

    Dr. Ordinola Zapata obtained his D.D.S. degree in 2001 from Inca Garcilaso de la Vega University in Lima-Peru. After practicing for six years as a general dentist, Dr. Ordinola Zapata continued his career at the Endodontic Department of the University of Sao Paulo in Brazil, where he obtained a Master and a Doctoral degree in Endodontics. In 2014, he moved to USA to continue his training. Dr. Ordinola Zapata completed a two-year Advance Education in General Dentistry residency program at Larkin Community Hospital in Miami and his Endodontic residency program at the IB Bender Endodontic Division, Albert Einstein Medical Center in Philadelphia.

    Speaker Disclosure 

    I declare that I have no proprietary, financial, or other personal interest of any nature or kind in any product, service, course, and/or company, or in any firm beneficially associated therewith, that will be discussed or considered during the proposed presentation.

  • Product not yet rated Includes Credits

    CE Hours: 1.0

    Description: The aim of this study was to leverage label-efficient self-supervised learning (SSL) to train a model that can detect ECR and differentiate it from caries.

    At the conclusion of this article, the reader will be able to: 

    • Describe the value and importance of self-supervised learning methods in the field of artificial intelligence (AI). 
    • Describe the function of AI models in detecting external cervical resorption (ECR) and differentiating it from root/tooth caries.
    • Describe the value of introducing AI to the field of Endodontics for detecting ECR. 

    Hossein Mohammad-Rahimi, DDS

    Omid Dianat, DDS, MS, MDS

    Omid Dianat earned his 2nd Endodontics Certificate and Master of Science in Biomedical Sciences from the University of Maryland School of Dentistry in June 2020. He obtained his Doctorate in Dental Surgery with honors in 2005 from Shahid Beheshti University of Medical Sciences, Dental School, Tehran. After graduation, he immediately commenced an Endodontic Postgraduate Program at Isfahan University of Medical Sciences, earning his 1st Endodontics Certificate and Master's degree in 2008.

    Before relocating to the United States in 2015, Dr. Dianat served for seven years as a full-time faculty member in the Endodontic Department at Shahid Beheshti University, where he was teaching to both predoctoral and postgraduate students. His extensive research portfolio includes numerous systematic reviews, clinical trials, animal studies, and in-vitro investigations, culminating in over 75 publications in national and international PubMed-indexed dental journals.

    Dr. Dianat's current and past research interests span pain mechanisms and management, advances in technology and biomaterials, Dynamic Navigation in endodontics, and the integration of Artificial Intelligence in dental practices.

    He is currently a full-time practitioner at Irvine Endodontics and serves as dean's faculty at the University of Maryland School of Dentistry.

    Disclosure(s): No financial relationships to disclose

    Reza Abbasi, MSc

    Samira Zahedrozegar, DDS

    Ali Ashkan, DDS

    Saeed Reza Motamedian, DDS, MS

    Mohammad Hossein Rohban, MHR

    Ali Nosrat, DDS, MS, MDS

    Dr. Ali Nosrat is currently a part-time Clinical Assistant Professor at the School of Dentistry, University of Maryland in Baltimore. Dr. Nosrat received his specialty degree in Endodontics and Masters of Oral Biology in June 2015. He became a Diplomate of the American Board of Endodontics in June 2016. Dr. Nosrat maintains a full-time private practice limited to Endodontics in Northern Virginia.
    Dr. Nosrat holds a Doctor of Dental Surgery (DDS, 2002) and Master of Science (MS) and a specialty degree in Endodontics from Tehran Dental School, Iran (2002). He received his Board Certification from Iranian Association of Endodontist in 2007. 
    Dr. Nosrat currently serves on the Research and Scientific Affairs Committee at the AAE. He is a member of the Scientific Advisory Board for the Journal of Endodontics and a scientific reviewer for International Endodontic Journal and Dental Traumatology. He has published more than 50 articles in the fields of pain, vital pulp therapy in immature teeth, regenerative endodontics, root canal anatomy, management of resorptions, and the impacts of COVID-19 pandemic on endodontic patients.

  • Includes Credits

    CE Hours: 1.0

    Description: This presentation will provide a concise overview of root resorption which will then be followed by case histories illustrating treatment rationales and treatment protocols for the various types of root resorption that is seen in the endodontic practice of today.  

    Learning Objectives: 

    • Explain the basic etiologies and mechanisms of root resorption.
    • Identify and differentiate the various types of root resorption.
    • Creatively apply endodontic treatment principles toward the management of the resorptive process in various clinical scenarios.

    Garry L. Myers, D.D.S.

    Dr. Garry L. Myers currently serves as the graduate endodontic program director at Virginia Commonwealth University (VCU) in Richmond, Virginia. He completed his dental school education at the University of Texas Health Science Center/ San Antonio in 1985. Six years later he completed his endodontic residency program at Wilford Hall Medical Center at Lackland AFB in San Antonio. He became a Diplomate of the American Board of Endodontics in 1994. After serving on active duty for 13 years, Dr. Myers left the USAF in 1998 to enter full-time private practice in Olympia, Washington where he practiced for the next 16 years. In the summer of 2014, full time education entered the picture when Dr. Myers accepted a position at VCU where he now works. Dr. Myers has been active in organized dentistry having served as the president of the Washington State Association of Endodontists in 2006-07 and as the President of the American Association of Endodontists in 2017-18. Dr. Myers currently serves as an ABE Director and as the endodontic CODA Commissioner. He has spoken internationally at meetings in Japan, South Korea, San Diego and Guatemala.

    Speaker Disclosure:

    I declare that I have no proprietary, financial, or other personal interest of any nature or kind in any product, service, course, and/or company, or in any firm beneficially associated therewith, that will be discussed or considered during the proposed presentation.

  • Includes Credits

    CE Hours: 1.0

    Description

    Cervical root resorptions always present with one or several portals of entry. When the size of this or these portals of entry are large and communicate with the alveolar bone, a surgical approach is recommended. It consists in raising a flap, removing the granulation tissue, severing the vascularization in order to stop the progression of the resorptive process, and restoring the dentinal defect. This presentation will address the biological mechanisms of root resorptions and describe step by step the surgical management of cervical root resorptions.

    Learning Objectives:  

    • Explain the mechanisms leading to cervical root resorptions
    • Describe when to choose between the internal approach and the surgical management of cervical root resorptions
    • Describe how to surgically manage cervical root resorptions

    Raymond Dionne, D.D.S., M.S. Ph.D.

    Dr. Dionne received a DDS from Georgetown University and a PhD from the Medical College of Virginia. He conducted clinical and translational pain research at the National Institute of Dental and Craniofacial Research for 34 years, as well as practiced dentistry part-time in the District of Columbia. He is currently a restless retiree living in Missouri.

    Speaker Disclosure

    In accordance with this policy, I declare I have a past or present proprietary or relevant financial relationship or receive gifts in kind (including soft intangible remuneration), consulting position or affiliation, or other personal interest of any nature or kind in any product, service, course and/or company, or in any firm beneficially associated therewith, as indicated: AIM Targeted Therapeutics: Consultant on preclinical development of an investigational analgesic formulation (Ongoing); Rilento Pharma: consultant for pre-clinical development of investigational analgesic formulation (Ongoing)

  • Includes Credits

    CE Hours: 0.75

    Description: Once considered to be a rare condition, resorption seems to be on a dramatic rise. While small external resorptive defects could often be treated surgically, options for treating more complex internal defects were severely limited, often resulting in extraction. Recently, new technologies and materials have emerged which have greatly expanded our treatment options. With the introduction of cone beam CT as a diagnostic tool, we can now make a much more accurate diagnosis and formulate a more effective treatment plan. In addition, the advent of many other exciting new technologies, materials and techniques, allow us to more predictably treat these conditions.

    Traditionally, advanced dental resorption cases have been treated by surgical and non-surgical endodontic therapy and/or extraction. In this presentation, we will share numerous conservative treatment options including surgical seal with and without endodontic treatment. We will also demonstrate the application of a novel, multi-sonic irrigation system, as well as dental lasers, to effectively treat even advanced internal and external resorptive defects. The advantages and disadvantages of these protocols will be discussed throughout this presentation.

    Learning Objectives:  

    • Recognize the importance of CBCT in forming an accurate diagnosis for resorption cases
    • Evaluate cases and determine whether surgical, non-surgical or combined treatments are indicated to give the most predictable results and understand when root canal treatment is necessary
    • Discuss novel technologies and techniques available to treat resorption and their application

    Tatiana M. Botero, D.D.S., M.S.

    Dr. Botero received her dental degree (DDS, 1987) from CES University in Medellin, Colombia, Specialty training in Endodontics at Pontificia Universidad Javeriana in Bogotá, Colombia (1995) and the advanced Specialty Certificate in Endodontics from University of Michigan in 2005. She was Clinical Assistant Professor at CES University and had her private practice in Colombia (1989-2000). Dr. Botero joined the University of Michigan in 2001 and presently she is full time Clinical Professor and teaches Endodontics to graduate and undergraduate students. She is the director of the dental postgraduate fellowship program in endodontics. She also practices Endodontics at a private Dental clinic in Michigan.

    In 2012 Dr. Botero became a Diplomate of the American Board of Endodontics and she joined the Regenerative Endodontic committee from the American Association of Endodontics since 2013 and chair 2014-2020. She is Past-president of the Pulp Biology and Regeneration group of the American Association and International Association of Dental Research. Dr. Botero has authored and co-authored numerous scientific peer reviewed articles and book chapters. She serves as reviewer for several endodontic and dental journals. Her research of interest and publications are on caries-induced angiogenesis and Regenerative Endodontics.

    Speaker Disclosure

    I declare that I have no proprietary, financial, or other personal interest of any nature or kind in any product, service, course, and/or company, or in any firm beneficially associated therewith, that will be discussed or considered during the proposed presentation.

    Michael Shapiro, DMD, MS Diplomate, ABE

    Dr. Michael Shapiro was born and raised in Calgary, Canada and completed his undergraduate dental training at the University of Manitoba in 1999. He continued his education, completing and Advanced Education in General Dentistry residency at the University of Michigan in 2000, after which he taught restorative dentistry. Michael practiced full-time comprehensive general dentistry until 2013 when his passion for endodontics led him to pursue specialty endodontics training at the University of Michigan. He completed the program in 2016 and became a Diplomate of the American Board of Endodontics in 2017, and is currently is in full time private practice at Root Canal Specialty Associates. He is also an adjunct Clinical Assistant Professor at the University of Michigan, where he teaches at the undergraduate and graduate level, and is involved in several different dental societies. When not practicing or teaching endodontics, Michael enjoys astrophotography, cooking, golfing, reading and spending time with his beautiful wife Lainie, a local orthodontist, and two beautiful children Jacob and Maddie.

    Speaker Disclosure 

    In accordance with this policy, I declare I have a past or present proprietary or relevant financial relationship or receive gifts in kind (including soft intangible remuneration), consulting position or affiliation, or other personal interest of any nature or kind in any product, service, course and/or company, or in any firm beneficially associated therewith, as indicated below: Sonendo ( Finacial relationship)