Browsing Research Articles (Periodontics and Oral Medicine) by Type "Article"

Browsing Research Articles (Periodontics and Oral Medicine) by Type "Article"

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  • Aetiology of oral cancer 
    Van Zyl, Andre W.; Marnewick, J.C. (Johan) (South African Dental Association, 2012-11)
    Oral cancer (OC) and oral squamous cell carcinoma (OSCC) are used interchangeably, as more than 95% of all OCs are OSCCs. Worldwide up to 275 000 new cases of OC are seen every year. Most of these cases are seen in ...
  • Amelogenesis imperfecta : a diagnostic and pathological review with case illustration 
    Harryparsad, Ashana; Rahman, L.; Bunn, Belinda Kathleen (South African Dental Association, 2013-10)
    Amelogenesis imperfecta is an inherited disorder of enamel development, which results in morphological defects of both the primary and secondary dentition, usually in the absence of systemic involvement. Mutational defects ...
  • Buccal and palatal alveolar bone dimensions in the anterior maxilla 
    Todorovic, Vladimir S.; Postma, Thomas Corne; Hoffman, Jakobus; Van Zyl, Andre W. (Wiley, 2023-04)
    OBJECTIVE : Anterior maxillary immediate implant placement has become a popular procedure. It has aesthetic and functional risks. A prerequisite for success is sufficient alveolar bone for primary stability. Many cone-beam ...
  • Burning mouth syndrome 
    Van Heerden, Willem Francois Petrus; Van Zyl, Andre W. (South African Academy of Family Practice/Primary Care, 2011-01)
    Burning mouth syndrome (BMS) is a chronic condition characterised by a burning sensation of the tongue and other sites, usually without associated clinical or laboratory findings. These patients, mainly postmenopausal ...
  • Burnout phenomenon : neurophysiological factors, clinical features, and aspects of management 
    Khammissa, Razia Abdool Gafaar; Nemutandani, Simon; Feller, Gal; Lemmer, Johan; Feller, Liviu (Sage, 2022-09)
    Burnout syndrome is a distinct “occupational phenomenon” rather than a medical condition, comprising emotional exhaustion, physical fatigue, and cognitive weariness. Both exogenous work-related and endogenous personal ...
  • Can an ethical question answered with a “Yes, but...” ever be defensible? 
    Sykes, Leanne M.; Crafford, Elmine; Bradfield, Charles F. (South African Dental Association, 2020-03)
    This paper will use the issue of sterility of medical equipment as an example, but the points discussed may be extrapolated to a number of other areas in the dental setting.
  • Cervical microleakage in Class II open-sandwich restorations : 43 HT an in vitro study 
    Fourie, Jeanine; Smit, C.F. (South African Dental Association, 2011-08)
    INTRODUCTION: The open-sandwich technique was proposed to solve the problem of cervical micro-leakage of deep Class II composite restorations by making use of the self-adhesive nature of the glass-ionomers. Recent ...
  • Chronic ulcerative stomatitis : a distinct clinical entity? 
    Fourie, Jeanine; Van Heerden, Willem Francois Petrus; McEachen, Stuart C.; Van Zyl, Andre W. (South African Dental Association, 2011-04)
    Chronic ulcerative stomatitis (CUS) is a mucocutaneous disorder which is characterised by persistent oral mucosal ulceration. The clinical appearance is often reminiscent of oral lichen planus (OLP) leading to erroneous ...
  • Chronic ulcerative stomatitis and lichen planus : just a coincidence or a direct link between the two diseases? 
    Jacyk, Witold Kamil; Fourie, Jeanine; Van Heerden, Willem Francois Petrus (Cornetis Publishing House, 2012)
    Chronic ulcerative dermatitis (CUS) is characterized by painful exacerbating and remitting oral erosions and ulcerations. A very characteristic direct immunofluorescence (DIF) pattern differentiates CUS from other ...
  • Clinical features of oral cancer 
    Van Zyl, Andre W.; Bunn, Belinda Kathleen (South African Dental Association, 2012-11)
    Oral cancer (OC) is a major cause of global morbidity and mortality. Squamous cell carcinoma accounts for more than 90% of oral malignancies and occurs most frequently in middle-aged to elderly patients who smoke and drink ...
  • Consent and confidentiality in children 
    Sykes, Leanne M.; Crafford, Elmine (South African Dental Association, 2020-09)
    Confidentiality is central to the establishment and preservation of trust between a doctor and their patient, yet is one of the lesser-discussed principles of medical bioethics. A “duty of confidence arises when one person ...
  • Dental students’ self-perceived competency and usage of the internet for learning and evaluation purposes - Part 2 
    Sykes, Leanne M.; Postma, Thomas Corne; Uys, Andre; Brandt, Paul Dieter; Crafford, Elmine (South African Dental Association, 2020-08)
    Many dental lecturers are moving away from providing hand-out notes to their students and are rather opting for posting lecture material and tutorials on the internet using the various university platforms such as ...
  • Diagnosis and management of oral lesions and conditions in the newborn 
    Van Heerden, Willem Francois Petrus; Van Zyl, Andre W. (South African Academy of Family Practice, 2010-03)
    Infants frequently present with oral lesions and conditions that may lead to anxiety among parents. The most common lesions and conditions include natal and neonatal teeth, the different oral mucosal cysts of the newborn, ...
  • Diffuse gingival enlargement with stromal calcifications occurring in a background of amelogenesis imperfecta - an oral medicine case book 
    Heyl, E.; Robinson, Liam; Kotze, Leande; Van Heerden, Willem Francois Petrus (South African Dental Association, 2020-09)
    A 12-year-old female patient presented with diffusely enlarged fibrous gingivae, enamel hypoplasia, an anterior open bite and impacted permanent maxillary canines. The patient's mother reported that the child had an ...
  • The ‘digital access divide’ at a South African dental school – a cross-sectional study - Part 1 
    Postma, Thomas Corne; Sykes, Leanne M.; Uys, Andre; Brandt, Paul Dieter; Crafford, Elmine (South African Dental Association, 2020-08)
    This study sought to investigate the digital divide, from an access perspective, of dental students at the University of Pretoria. Second to final year students (n= 218 (87.2% response rate) completed a custom-designed survey ...
  • Does adjunctive use of metronidazole plus amoxicillin benefit patients receiving non-surgical scaling and root planning for the treatment of generalised aggressiveperiodontitis? 
    Van Zyl, Andre W.; Hartshorne, Johan; Carrasco-Labra, Alonso (AOSIS Open Journals, 2013)
    This article describes a double-blinded, placebo-controlled randomised clinical trial that involved 30 eligible subjects experiencing generalised aggressive periodontitis. Subjects were randomly assigned to either the ...
  • Early detection of oral cancer : who is responsible? 
    Van Zyl, Andre W.; Van Heerden, Willem Francois Petrus (South African Dental Association, 2012-05)
    Oral squamous carcinoma or oral cancer (OC), as it is generally known, has an average five-year survival rate of less than 50%. This has not changed much in 50 years. The survival rate can be more than 90% with early ...
  • Enhanced activity of demineralised bone matrix augmented with xenogeneic bone morphogenetic protein complex in rats 
    Mohangi, Govindrau Udaibhan; Rothman, B.; Van Zyl, Andre W.; Duneas, Nicolaas (South African Dental Association, 2012-08)
    INTRODUCTION: Demineralised bone matrix (DBM) is an allograft material widely used as a bone filler and bone graft substitute. DBM contains bone morphogenetic proteins (BMPs), which induce and regulate bone formation ...
  • Epidemiology of oral squamous cell carcinoma 
    Abram, Muhammed Hanif; Van Heerden, Willem Francois Petrus; Rheeder, Paul; Girdler-Brown, B.V. (Brendan); Van Zyl, Andre W. (South African Dental Association, 2012-11)
    The National Cancer Registry (NCR) of South Africa publishes the pathology-based cancer incidence in the country and is the main cancer data source. The data published by the NCR have been used extensively in the ...
  • Exploring the association between erythema multiforme and HIV infection : some mechanisms and implications 
    Manenzhe, Shumani Charlotte; Khammissa, Razia Abdool Gafaar; Shangase, Sindisiwe Londiwe; Beetge, Mia-Michaela (BMC, 2024-04)
    Erythema multiforme (EM) is an immune-mediated mucocutaneous condition characterized by hypersensitivity reactions to antigenic stimuli from infectious agents and certain drugs. The most commonly implicated infectious agents ...