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Endodontics

Who should do the post-endodontic restoration – the restorative dentist or the endodontist?

This question was submitted by a general dentist: Who should do the post-endodontic restoration – the restorative dentist or the endodontist? Drs. Stephen Ferrier, Manny Friedman, and Suham Alexander prepared the following response The most important aspect of the post-endodontic restoration is establishing a sound coronal seal to prevent re-infection of the root canal system and to protect the weakened tooth from mechanical failure. Ideally, this should be completed when the endodontic obturation is done. Whether or not this is the ‘final’ or ‘ultimate’ restoration depends upon the tooth. The coronal seal may take the form of a: Core (including postless ...

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What are some of the immunological diseases encountered in dental practice?

This summary is based on the article published in the British Dental Journal: General medicine and surgery for dental practitioners: part 5. Immunological disease and dental practice (August 2014) M. Greenwood, J. G. Meechan and C. Stroud   Context At some stage in clinical practice all dental practitioners will encounter patients with disorders of the immune system. It is therefore important that dental practitioners are aware of the potential implications for safe practice. Purpose of the Paper Provides an overview of clinical immunology and how it interfaces with dentistry. Highlights signs of possible immunodeficiency. Discusses oral conditions that may be ...

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Video Presentation: What is the effect of root canal therapy on peri-operative pain?

This summary is based on the study conducted by the National Dental Practice-Based Research Network on peri-operative pain and root canal therapy. Donald Nixdorf, DDS, MS and Deborah Knaup, DDS, MS     Watch the Video   Severe pain most often occurs within the first 2 days following root canal therapy (RCT). Clinical Questions  What portion of patients experience severe pain following RCT? How does RCT affect the patients’ pain? Conclusion  On average, RCT reduces tooth pain intensity, duration, and interference in daily life.   Do you have any particular question on this topic? Do you have any comments or ...

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Apical extrusion of debris: a literature review

This summary is based on the article published in the International Endodontic Journal: Apical extrusion of debris: a literature review of an inherent occurrence during root canal treatment (March 2014) J. Tanalp & T. Güngör Context Extrusion of intracanal debris as well as irrigants is a common occurrence during root canal treatment, and no instrument or technique has thoroughly solved this problem. Because flare-ups may arise with any irritation directed towards periapical tissues, a shaping or irrigation technique should minimize the risk of apical extrusion, even though it may not be prevented. There has been a rapid evolution of root canal instruments and irrigation systems through the last decade, and ...

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Which rotary endodontic and obturation system is the best?

This question was submitted by a general dentist: Which rotary endodontic and obturation system is the best? Dr. Rodrigo Cunha, Assistant Professor and Division Head, Endodontology Program Director in the faculty of Dentistry at the University of Manitoba provided this initial answer. Currently, there are several rotary endodontic systems in the dental market and all designed with one specific goal in mind – to clean and shape the canal(s). However, several research studies have illustrated that regardless of the type of file used to shape the canal, none are able to contact all the canal walls or surfaces. (1, 2)     ...

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How does one decide whether a crack/craze line on an asymptomatic tooth should be attempted to be removed, either with a restoration or a crown?

This question was submitted by a general dentist: How does one decide whether a crack/craze line on an asymptomatic tooth should be attempted to be removed, either with a restoration or a crown? Dr. Mary Dabuleanu of Dabuleanu Dental, in collaboration with Dr. Suham Alexander, Oasis Clinical Editor, provided the following quick initial response

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Video Presentation: How often does the mandibular first molar have three canals in the mesial root?

Dr. Rodrigo Sanches Cunha, from the College of Dentistry at the University of Manitoba, was interviewed by Dr. Suham Alexander, Oasis Clinical Editor, about the prevalence of the third mesial canal or middle mesial canal in mandibular 6’s.  Anatomy is considered a major challenge in root canal treatment and is documented in Hess’ study in 1925 where the words “root canal system” were coined. The complex system is subdivided into micro-anatomy and macro-anatomy.

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What is the best antibiotic to prescribe for irreversible pulpitis?

This question was submitted by a general dentist: What is the best antibiotic to prescribe for irreversible pulpitis? Dr. Mary Dabuleanu, from Dabuleanu Dental,  in collaboration with Dr. Suham Alexander, Oasis Clinical Editor, provided this quick initial response

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