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Biomedical subjects

R H B Allard

Publications and source records attributed to R H B Allard.

8 recordsLinked to original sources

[Dissertations 25 years after date 8. Non-odontogenic cysts of the oral regions].

Non-odontogenic cysts are rare. Today, only 2 of the 18 non-odontogenic cysts that were described in 1982 are still classified as such: the nasopalatine duct cyst and the nasolabial cyst. The others are now classified in other groups. In the general practice the nasopalatine duct cyst is mostly seen as a swelling of the palate, just behind the central incisors. The nasolabial cyst is more rare and can be characterized as a paranasal swelling. Treatment of both cysts consists of surgical removal by intraoral approach. It is advisable to refer all cases of suspected non-odontogenic cysts, with the exception of the mucosal antral cyst, to an oral and maxillofacial surgeon in order to have the diagnosis confirmed.

Diagnosis, Differential↗

[Needle breakage during mandibular block anaesthesia: prevention and retrieval].

Disposable needles for dental local anaesthesia do not break easily. Still, needle breakage does occur, and is mainly caused by unexpected movements of the patient or pre-use bending of the needle by the dentist. If a dental needle breaks while administering local anaesthesia, the dentist should prevent panic. If the patient opens his mouth wide the needle might still be visible. If so, the needle is removed. If the needle is no longer visible, the site where the needle has penetrated the mucosa should be marked with a permanent marker. The dentist will contact a maxillofacial surgeon for immediate consultation. The maxillofacial surgeon will try to retrieve the broken dental needle under general anaesthesia.

Dental Instruments↗

[Legal aspects of sports injuries].

Victims of sports injuries have to be advised about aspects of legal liablity, especially in case of luxation or avulsion of teeth, since there still may be dental consequences years later. The transference of information by the first-aid-dentist to the sportsman's own dentist should take place with care. If the patient has no family dentist, the first-aid-dentist should at least keep the sportsman free of pain, for example by starting endodontic treatment. Because sports injuries mostly occur beyond normal practice-hours, there may be reasons to deviate from the clinical guideline.

Athletic Injuries↗

[The practice guideline 'Treatment of tobacco addiction'].

The practice guidelines 'Treatment of tobacco dependence' are drawn up by collaboration of all medical and paramedical professional associations and aim at assisting patients who would like to quit smoking. The dental team has a barrier-free opportunity to discuss smoking habits. The relation between smoking and oral health is quite obvious. Dental practitioners should ask about smoking habits regularly and smokers should be advised at least once a year to stop smoking. More intensive strategies for treatment of tobacco addiction in dental settings will be developed in the near future.

Dentistry↗

[Using corticosteroids to prevent postoperative oedema].

Corticosteroids are produced in the adrenal gland cortex and are subdivided in mineralocorticosteroids and glucocorticosteroids. Usually, corticosteroids are prescribed as drugs to replace natural corticosteroids in case of insufficient functioning adrenal glands and in numerous diseases because of their anti-inflammatory and immunosuppressive effects. Based on literature data, it was concluded in this article that corticosteroids are never indicated as a preventive measure in regular dentistry and oral and maxillofacial surgery. Only in cases of major elective oral and maxillofacial surgery, prescription of corticosteroids may be considered.

Adrenal Cortex Hormones↗

[The role of health professionals in discouraging tobacco use].

In Central and Eastern Europe the morbidity and mortality rates as a result of tobacco use are high. Based on the premise that the health professional can play an important role in dealing with this epidemic of tobacco use, a series of workshops was organized in 2000 and 2001 for dentists and physicians. This article contains a summary of the proceedings of the workshop 'The role of the health professional and health school curriculum in tobacco control', that have been earlier published in the European Journal of Dental Education. The role of the Dutch dentist in assisting their patients to quit smoking is discussed.

Dentists↗

[Antithrombotic therapy and dental surgery with bleeding].

The advantages of stopping or reducing antithrombotic therapy should always be weigh out against the disadvantage of the enlarged risk of thrombo-embolic complications. A review of the available literature showed that, in general, it is not necessary to stop the use of aspirin or clopidogrel in case of normal dental surgery. If in doubt and in all cases of other antithrombotic therapy the medical specialist should be consulted. The treatment of postoperative hemorrhage is described and the medical legal aspects are discussed.

Aspirin↗

[Diagnosis and management in case of (suspicion of) child abuse].

About 5% of all children presented at a First Aid Unit in the Netherlands is a victim of child abuse. It is estimated that in the Netherlands yearly about 50.000 to 80.000 children are victims of child abuse, which is about ten children per dental practice per annum. In more than 50% of the cases there is a trauma of the head- and neck-area. Therefore, it is likely that dentists are regularly confronted with cases of child abuse. This high percentage of oro-facial trauma puts a high responsibility on the dental profession. Dentists have an ethical duty to act actively in cases of child-abuse. They may refer to an oral surgeon, consult the family physician or ask advice of the 'Advies- en Meldpunt Kindermishandeling' (Advice- and Report Centre for Child Abuse). This article describes the symptoms of child abuse and the recommended procedure for action.

Child↗