Browsing Oral Pathology and Oral Biology by Title

Browsing Oral Pathology and Oral Biology by Title

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  • Oropharyngeal carcinoma : a sexually transmitted disease 
    Van Heerden, Willem Francois Petrus; Van Zyl, Andre W. (South African Academy of Family Practice, 2010-03)
    Human papillomavirus (HPV)-associated oropharyngeal cancer (OPC) is on the increase and accounts for 18% to 63% of OPC. It occurs mostly in young males with no other identifiable risk factors. The vast majority of ...
  • Oropharyngeal carcinoma : what the dentist should know 
    Van Heerden, Willem Francois Petrus; Bunn, Belinda Kathleen (South African Dental Association, 2012-11)
    HPV-related oropharyngeal carcinoma (OPC) is a clinically and molecularly distinct form of squamous cell carcinoma (SCC) which has recently shown a dramatic increase in global incidence. The aetiology, clinical presentation ...
  • Oropharyngeal mixed neuroendocrine-nonneuroendocrine neoplasm (MiNEN) : a case report and literature review 
    Robinson, Liam; Schouwstra, Ciska-Mari; Van Heerden, Willem Francois Petrus (Springer, 2021-03)
    Primary mixed neuroendocrine-nonneuroendocrine neoplasm (MiNEN) of the head and neck region is a rare biphasic tumor with an aggressive biological behavior. This report highlights an additional case of oropharyngeal MiNEN ...
  • Ossifying fibromyxoid tumor of the oral cavity : rare case report and long-term follow-up 
    Perez-de-Oliveira, Maria Eduarda; De Lima Morais, Thayna Melo; Lopes, Marcio Ajudarte; De Almeida, Oslei Paes; Van Heerden, Willem Francois Petrus; Vargas, Pablo Agustin (Hospital Universitário of the Universidade de São Paulo, 2021)
    Ossifying fibromyxoid tumor (OFMT) is a rare mesenchymal soft tissue benign neoplasm with an uncertain line of differentiation, which arises most frequently in extremities. The head and neck region involvement is uncommon, ...
  • Osteo-inductive potential of different doses of recombinant human osteogenic protein-1 
    Odendaal, Petrus Johannes (University of Pretoria, 2007-01-05)
    Please read the abstract in the section 00front of this document
  • Pharmaceutical management of bone catabolism : the bisphosphonates 
    Raubenheimer, E.J. (Erich); Noffke, C.E.E.; Lemmer, L.B.; Slavik, Tomas; Van Heerden, Willem Francois Petrus; Miniggio, H.D. (Medpharm Publications, 2019-03)
    BACKGROUND: Conditions associated with catabolism of bone are common and progress sub-clinically with devastating skeletal consequences. Over the past two decades, bisphosphonates have become increasingly popular for the ...
  • A pigmented nodule in the buccal mucosa 
    Souza, L.L.; Roza, Ana Luiza Oliveira Correa; Leite, Amanda Almeida; Gallagher, Karen Patricia Dominguez; Mariz, Bruno Augusto Linhares Almeida; Santos, Mariana Rates Gonzaga; Santos-Silva, Alan Roger; Vargas, Pablo Agustin (Elsevier, 2023-04)
    A 59-year-old woman presented with a chief complaint of a 1-year history of a slow-growing painless nodule in the left buccal mucosa. She had no past or familial history of head and neck diseases, although she reported ...
  • A pilot study to assess dental age estimation in black South African children using Demirjian's method 
    Uys, Andre (University of Pretoria, 2011)
    The age estimation method as described by Demirjian is the most frequently used tool to estimate the sub-adult dental age in forensic dentistry. This technique has been shown to over or under estimate the chronological age ...
  • A pilot study to determine the effects of skin contact on two commonly used dental impression materials 
    Steyn, N.; Botha, Stephanus Johannes; Brand, Paul D.; Bernitz, Herman (International Organisation for Forensic Odonto-Stomatology, 2006-12)
    Impression materials used in the analysis of bite marks are required to maintain their stability and integrity for extended periods. It has been observed that certain impressions taken of skin lose their properties with ...
  • Pitfalls in odontogenic lesions and tumours : a practical guide 
    Hunter, K.D. (Keith); Niklander, Sven (Elsevier, 2020-04)
    Lesions arising from odontogenic tissues of the jaws vary from very common to very rare. Some, such as radicular cysts, form a routine part of the diagnostic workload for histopathologists who report specimens from the ...
  • Polymorphous low-grade adenocarcinoma of the upper lip : 11 cases of an uncommon diagnosis 
    Fonseca, Felipe Paiva; Brierley, Daniel; Wright, John M.; Santos-Silva, Alan Roger; Almeida, Oslei Paes; Rocha, André Caroli; Van Heerden, Willem Francois Petrus; Hunter, K.D. (Keith) (Elsevier, 2015-05)
    OBJECTIVE : To describe an international case series of polymorphous low-grade adenocarcinoma (PLGA) affecting the upper lip. MATERIAL AND METHODS : Over a 30-year-period the files of five pathology services were reviewed ...
  • Post-mortem echocardiography as a guide to cardiac autopsy : a worthwhile concept? 
    Ker, James A.; Du Toit-Prinsloo, Lorraine; Van Heerden, Willem Francois Petrus; Saayman, Gert (Libertas Academica, 2010)
    Sudden and unexpected death in the young is a common and worldwide problem. Sudden, unexpected death in infancy (SUDI), clinically unexpected death in an infant between one week and one year of age, affects around 1 in ...
  • Prevalence and genotypes of Candida albicans from necrotising periodontal disease and the tongue 
    Blignaut, Elaine; Phiri, Reality (ClinMed International Library, 2017-02-13)
    OBJECTIVES : The objectives were to determine the prevalence of Candida albicans in lesions of necrotising periodontal disease (NPD) and on the tongue of patients and to compare the fingerprinting patterns of C. albicans ...
  • Prevalence of oral and oropharyngeal human papillomavirus in a sample of South African men : a pilot study 
    Davidson, Christy Lana; Richter, Karin Louise; Van der Linde, Michael J. (Mike); Coetsee, Judy; Boy, Sonja Catharina (Health and Medical Publishing Group, 2014-05)
    BACKGROUND. Human papillomavirus (HPV) infection is well known to be associated with head and neck cancers (HNCs). HPV-associated HNCs are related to sexual behaviour, particularly the lifetime number of oral sex partners, ...
  • The prevalence of second canals in the mesiobuccal root of maxillary molars : a cone beam computed tomography study 
    Fernandes, N.A. (Nelson Alexander); Herbst, Dirk; Postma, Thomas Corne; Bunn, Belinda Kathleen (Wiley, 2019-04)
    The aim of this study was to determine the prevalence of MB2 canals in permanent maxillary molars utilising CBCT; in patients attending a university hospital. A total of 200 patient scans, (100 female and 100 male patients), ...
  • Previously undiagnosed MVA trauma to TMJ 
    Yakoob, Zarah; Uys, Andre (South African Dental Association, 2016-04)
    Temporomandibular disorders (TMD) have a multifactorial aetiology, one suggestion being that facial trauma caused by motor vehicle accidents (MVA) may result in TMD. However, the relationship is somewhat controversial as ...
  • A protocol to study tissue regeneration in alveolar bony defects 
    Hattingh, Andre Christiaan (University of Pretoria, 2007-01-05)
    Please read the abstract in the front section of this document
  • Race in health research : considerations for researchers and research ethics committees 
    Van Staden, Werdie; Nienaber, A.; Rossouw, T.; Turner, A.C. (Astrid); Filmalter, Cecilia Jacoba; Nel, Jan Gert; Bapela, S.; Beetge, Mia-Michaela; Blumenthal, Ryan; Castelyn, Camille De Villebois; De Witt-Jordaan, T.W. (Wilma); Dlagnekova, Antonia; Kotze, Carla; Mangwane, S.; Napoles, Lizeka; Somers, R.; Sykes, Leanne M.; Van Zyl, W.B.; Venter, Marietjie; Uys, Andre; Warren, Nichola (South African Medical Association, 2023-04)
    This article provides ethical guidance on using race in health research as a variable or in defining the study population. To this end, a plain, non-exhaustive checklist is provided for researchers and research ethics ...
  • The radiologic progression of ameloblastomas 
    Merbold, Lene; Smit, Chane; Ker-Fox, Jason (Health and Medical Publishing Group, 2023-05-31)
    BACKGROUND : In developing countries, many diagnosed cases of ameloblastoma (AB) have a significant delay in receiving treatment because of patient factors and healthcare facility constraints. OBJECTIVES : The radiologic ...
  • Rarβ expression in keratinocytes from potentially malignant oral lesions : the functional consequences of re-expression by de-methylating agents 
    Radhakrishnan, Raghu; Crane, Hannah L.; Daigneault, Marc; Ram Padam, Kanaka Sai; Hunter, K.D. (Keith) (MDPI, 2021-08-12)
    Loss of RARβ2 expression by promoter methylation is an early event in oral carcinogenesis. Understanding the mechanisms and consequences of RARβ loss may aid in understanding the disappointing results of retinoid chemoprevention ...