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Oral Medicine

Are there good imaging studies of upper airway obstruction in sleep apnea patients?

This question was submitted by a general dentist: Are there good imaging studies of upper airway obstruction in Sleep apnea patients? I see patients with Cpap machines and sleep studies; but there does not seem to be any airway imaging to assess the ability of these patients to breathe normally. Can surgical intervention in the upper airway provide a significant improvement? I have seen amazing results with patients having a bi-maxillary advancement. Dr. Reginald Goodday, Professor and Chair in the Department of Oral and Maxillofacial Sciences at Dalhousie University provided this quick initial response Imaging modalities are adjuncts to making a diagnosis ...

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Are stevia and agave syrup healthier sweeteners than sugar?

This summary is based on the article published in the Globe and Mail (July 15, 2013): Are stevia and agave syrup healthier sweeteners than sugar? Question What’s the difference between agave syrup and stevia? Are they healthier than sugar? Response by Leslie Beck Agave syrup (agave nectar) and stevia are often perceived as more natural, or less highly processed, than table sugar and artificial sweeteners. Yet, both are derived from multistep processing methods. Agave syrup comes from the same plant that produces tequila, the blue agave plant that grows primarily in Mexico. The core of the plant contains aguamiel, the ...

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The “mobile microbiome”: journey beyond the mouth?

In this interview, Dr. Christopher McCulloch, Professor and Director of the Matrix Dynamics Group at the University of Toronto’s faculty of dentistry, presented his perspectives on a paper recently published in the Journal of Dental research (JDR) which reviews the latest contributions to dentistry’s understanding of the “oral health, total health” concept. JCDA: This JDR paper reviews the oral bacterial species that have been implicated in a variety of systemic infections and inflammation, such as atherosclerotic disease, adverse pregnancy outcomes, rheumatoid arthritis, inflammatory bowel disease and colorectal cancer, respiratory tract infections, and other organ inflammation and abscesses. How strong is ...

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What is the etiology of tooth dysplasias?

This video presentation (31.43) is available through the School of Dentistry at the University of Michigan This video is presented by Dr. James P. Simmer, DDS, PhD, Professor in the Department of Biologic and Material Sciences at the University of Michigan Defects arising during tooth development Environment/systemic disturbance Enamel hypoplasia (fever) Fluorosis, Tetracycline staining Genetic Limited to teeth (non-syndromic) Dentinogenesis imperfecta Amelogenesis impeerfecta Affecting other parts of the body Osteogenesis imperfecta Syndromic amelogenesis imperfecta Key Messages Genetic consultation: improvements in DNA sequencing will allow whole exome or whole genome sequencing to identify mutations likely to cause the disease.  Defining the ...

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How do I manage persistent idiopathic facial pain?

This Urgent Care Scenario (USC) is presented by the JCDA Oasis Team in collaboration with Dr. Gary Klasser. The USC is also available on Oasis Help Definition Constant, unremitting pain (often perceived within deep tissues) presenting extraorally and/or intraorally with variable and fluctuating intensity. Also known as continuous neuropathic orofacial pain (formerly known as atypical odontalgia, atypical facial pain or phantom tooth pain).   Resources De Leeuw R, editor. Orofacial Pain: Guidelines for Assessment, Diagnosis, and Management. 4th ed. Chicago: Quintessence Publishing; 2008. Sharav Y, Benoliel R, editors. Orofacial Pain and Headache. 1st ed. Edinburgh: Elsevier Limited; 2008. Moulin DE, Clark AJ, Gilron I, Ware MA, Watson CP, Sessle BJ, ...

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In mixed-dentition patients, what is the short-term effectiveness of functional appliances (FAs) compared to untreated controls on mandibular dimensions?

This Systematic Review Summary is adapted from the article published on the ADA Center for Evidence-Based Dentistry website: The effects of functional appliances on mandibular growth during mixed dentition are unlikely to be of clinical importance Read the full commentary Clinical Question In mixed-dentition patients, what is the short-term effectiveness of functional appliances (FAs) compared to untreated controls on mandibular dimensions? Main Results Four RCTs met the inclusion criteria (338 participants, of which 168 were in the treatment group and 170 in the control group). Heterogeneity in age, interventions, and outcomes were observed, and follow-up times ranged from 15 to 18 months. Two ...

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How do I manage a patient suffering from a spontaneous gingival hemorrhage?

This Urgent care Scenario (USC) is presented by the JCDA Oasis Team in collaboration with Dr. Hagen Klieb. The USC is also available through the Oasis Help system A patient presents with copious gingival bleeding: Bleeding is prolonged and cannot be stopped with pressure Several such episodes have occurred recently without provocation   Suggested Resources Nematullah A, Alabousi A, Blanas N, Douketis JD, Sutherland SE. Dental surgery for patients on anticoagulant therapy with warfarin: a systematic review and meta-analysis. J Can Dent Assoc. 2009;75(1):41. Gupta A, Epstein JB, Cabay RJ. Bleeding disorders of importance in dental care and related patient management. J Can Dent Assoc. 2007;73(1):77-83.    Do you need further information ...

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How do I manage acute pain?

This post is adapted from the Canadian Pharmacists Association (CPhA) Therapeutic Choices on Neurologic Disorders: Acute Pain Pain is one of the commonest symptoms. It needs to be recognized, assessed for cause and treated appropriately as soon as possible.  The absence of treatment can lead to physiological and psychological adverse effects.  Treatment should be tailored to the level of pain; an analgesic that is effective in one patient may not necessarily be helpful in another with the same type of pain.  The absence of a diagnosis should not delay measures to relieve pain.   Therapeutic Choices. © Canadian Pharmacists Association   Do ...

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