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Medicine

Is octenidine hydrochloride available and/or recommended as an oral rinse agent?

This question was submtted by general dentist: Since Octenidine Hydrochloride seems better than Chlorhexidine, is it available and/or recommended as an oral rinse agent?  Under what name can it be purchased? Drs. Archie McNicol and Suham Alexander provided this quick initial response.   Antiseptic mouth rinses are used clinically to improve dental health and/or to prevent infections arising from oral pathogens. Antimicrobial mouth rinses target predominantly Streptococcus mutans.  Octenidine hydrochloride (Octenisept) belongs to a class of chemicals called bispyridinamines and was initially developed for use as a topical antimicrobial agent. It is capable of forming complexes and adhering to whole cells ...

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Are antibiotics needed for a patient who had a bypass surgery?

This question was submitted by a general dentist: Do I need to prescribe prophylactic antibiotic coverage before performing oral prophylaxis in a patient who has had a bypass surgery 1 year ago? Dr. Suham Alexander provided this quick initial response.     Patients at increased risk of infective endocarditis are prescribed prophylactic antibiotics prior to their dental appointment. This population of patients includes: Patients who have prosthetic heart valves or heart valves which have been repaired with prosthetic material. Patients with a history of endocarditis. Heart transplant recipients with abnormal heart valve function. Certain congenital heart defects such as: Congenital heart ...

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Ebola Update: More Resources Available

The World Health Organization (WHO) has declared the Ebola Virus Disease outbreak in West Africa a Public Health Emergency of International Concern (PHEIC). It is important to know the facts about Ebola and to be prepared for it.  This is a compilation of resources prepared by the Organization for Safety, Asepsis and Prevention OSAP), the Centers for Disease Control (CDC), the American Medical Association (AMA), and the Canadian Medical Association (CMA). The risk of an Ebola transmission in a dental healthcare setting is extremely low. It is highly unlikely that someone with Ebola symptoms will seek dental care when they are severely ill. ...

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What is the placebo effect on burning mouth syndrome? A review

This summary is based on the article published in Oral Diseases: Placebo effect in burning mouth syndrome: a systematic review (April 2014) M Kuten-Shorrer, JM Kelley, ST Sonis, NS Treister     Context Burning mouth syndrome (BMS), also referred to as stomatodynia, is a chronic pain condition that manifests as a burning dysesthesia in the oral cavity, generally localized to the tongue, but that also frequently affects the inner aspect of the lips and the anterior hard palate. 1 BMS is defined by the absence of any local or systemic causes such as candidiasis, hyposalivation, nutritional deficiencies, or uncontrolled diabetes. ...

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Can a patient react against composite resin fillings when diagnosed with a contact allergy to epoxy?

This post is based on a Q&A published on the Nordic Institute of Dental Materials website Can a patient react against composite resin fillings when he or she has been diagnosed with a contact allergy to epoxy? Should existing composite fillings be removed, and placement of new fillings avoided? Could resin-based luting cements pose a risk of allergy?   The potential cross-reaction between BIS-GMA − a commonly used constituent of many composite resins − has been a matter of concern. However, an association has not been established. BIS-GMA has chemical similarities with epoxy, but contains an acrylic moiety, which is ...

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Is there a professional manner to address the issue of HPV with patients in the dental office?

This question was submitted by a general dentist: Does anyone have a polite and professional way to address the HPV issue with patients in a dental office setting? Drs. Nita Mazurat, from the University of Manitoba, and Suham Alexander provided a quick initial response.  The major role of the dentist with respect to HPV is to provide a head and neck examination, to encourage patients to perform regular self-examinations, to encourage adult patients and parents of appropriately aged children to consider having HPV vaccine, and to refer patients with suspicious lesions or persistent symptoms.  The patient’s health history, particularly any verbal ...

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Audio Interview: Researchers at the University of Calgary unlock a new mechanism in pain management

Dr. Chiraz Guessaier, CDA Oasis Project Manager, spoke with Dr. Gerald Zamponi, Neuroscientist, Professor, and Senior Associate Dean of Research in the Faculty of Medicine at the University of Calgary. Dr. Zamponi and his team unlocked a new mechanism in pain management by means of which chronic pain can be reversed.       Listen to the audio interview http://www.oasisdiscussions.ca/wp-content/uploads/2014/09/Zamponi_Original.mp3   View Dr. Gerald Zamponi profile Visit the Hotchkiss Brain Institute website  

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What are the trends in high-dose opioid prescription in Canada?

This summaary is based on the article published in Canadian Family Physician: Trends in high-dose opioid prescribing in Canada (September 2014) Tara Gomes, Muhammad M. Mamdani,  J. Michael Paterson, Irfan A. Dhalla, David N. Juurlink    Context Canada and the United States have the highest levels of prescription opioid consumption in the world, and the use of these medications continues to increase dramatically across North America. (1–5) Until recently, clinical practice guidelines and product monographs provided no recommended maximum dose, and opioids were marketed as having no upper dose threshold, despite scant evidence of safety or effectiveness at high doses, particularly in patients ...

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