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Browsing Research Articles (Periodontics and Oral Medicine) by Issue Date
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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 ...
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Van Zyl, Andre W.; Van Heerden, Willem Francois Petrus
(OpenJournals Publishing, 2010-03)
Many conditions within the oral cavity require the use of a mouthwash. This can vary from breath fresheners to treatment
of life threatening secondary infections such as oral mucositis in patients undergoing bone marrow ...
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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, ...
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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 ...
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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 ...
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Van Zyl, Andre W.; Fourie, Jeanine; Van Heerden, Willem Francois Petrus
(South African Academy of Family Practice/Primary Care, 2011-07)
Oral malodour may affect up to three billion people worldwide, with millions of dollars spent on treatment. Halitosis is often used synonymously, but oral malodour is the preferred term for any bad breath emanating from ...
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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 ...
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Van Heerden, Willem Francois Petrus; Van Zyl, Andre W.
(2011-09)
All patients, and especially high-risk patients, visiting their
dentist should receive a thorough examination for the presence
of potentially malignant disorders or early oral cancer. It is well
documented that early ...
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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 ...
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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 ...
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Nel, W.R.; Dawjee, Salahuddien M.; Van Zyl, Andre W.
(South African Dental Association, 2012-06)
Cleidocranial dysplasia (CCD), formerly known as Cleidocranial dysostosis,is a rare congenital disorder of bone that is characterised by aplasia of, or deficient, clavicular formation, delayed and imperfect ossification ...
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Stander, S.; Molatjana, R.E.; Dreyer, W.P.; Marnewick, J.C. (Johan); Afrogheh, A.; Schubert, P.T.; Hille, J.
(South African Dental Association, 2012-06)
No abstract available.
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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 ...
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Van Zyl, Andre W.; Van Heerden, Marlene B.; Langenegger, Eric Emil; Van Heerden, Willem Francois Petrus
(Springer, 2012-09)
Oral leukoplakia and other potentially malignant
disorders (PMD) may progress to oral squamous cell
carcinoma (OSCC). The gold standard for assessing the
potential for malignant transformation remains histologic
examination ...
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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 ...
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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 ...
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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 ...
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Van Zyl, Andre W.; Hartshorne, Johan; Carrasco-Labra, Alonso
(AOSIS Open Journals, 2013)
This study describes a systematic review of the best available evidence on the effectiveness of
a chlorhexidine mouth rinse as a mono-therapy or as an adjunct to mechanical oral hygiene
against plaque growth and gingival ...
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Van Zyl, Andre W.; Hartshorne, Johan; Carrasco-Labra, Alonso
(AOSIS Open Journals, 2013)
The investigators tested the null hypothesis that there would be no differences between the
different bone harvesting techniques with regard to cell viability, cell activity and osteogenic
potential of grafted cells. ...
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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 ...