Approximately 50% of subjects with cancer have been treated with ionizing radiation (IR) either as a curative,
adjuvant, neoadjuvant or as a palliative agent, at some point during the clinical course of their disease. IR ...
Nel, Chane; Robinson, Liam; Oliveira Correa Roza, Ana Luiza; Vargas, Pablo Agustin; Nortje, Christoffel Johannes; Van Heerden, Willem Francois Petrus(British Institute of Radiology, 2021-02)
OBJECTIVE : Calcifying odontogenic cysts (COCs) exhibit diverse clinical behaviours and may be associated with other benign odontogenic tumours. In this study, the clinical and radiological features of COCs were analysed ...
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 ...
Robinson, Liam; Fonseca, Felipe Paiva; Van Heerden, Willem Francois Petrus(Wiley, 2021-07)
Immunosuppressed patients may be affected by a wide range of lymphoproliferative disorders (LPDs) ranging from self-limiting disorders to malignant lymphoid proliferations. These LPDs may be associated with systemic immune ...
While preparing the foundations for a new house, a
builder happened to find a small mandible buried just
below the surface. Human skeletal remains in the form
of a mandible were submitted to the forensic odontology
Sykes, Leanne M.; Uys, Andre; Bradfield, Charles F.; Van Reede van Oudtshoorn, Nicolaas W.(South African Dental Association, 2020-11)
Patients’ exposure to medical and dental radiographic
examination has increased over the years,1 with dental
X-ray procedures now accounting for almost one-third
of all radiographic examinations.2 Although they ...
The body of a decomposed female was found immersed
in a water purification plant in a small town. The South
African Police Service (SAPS) believed that the body
could be that of a person they had been searching for
Robinson, Liam; Kotze, Leande; Van Heerden, Willem Francois Petrus(South African Dental Association, 2020-11)
A 53-year-old female patient presented with a two-week
history of intermittently painful oral mucosal lesions when
eating spicy, salty or sour foods. The patient reported
a long-term history of psoriasis treated by ...
Focal dermal hypoplasia (FDH) is an unusual X-linked
dominant disorder that affects ectoderm and mesoderm
derived tissues with females affected in 90% of cases.
A case report of a 12 year old female diagnosed with
Robinson, Liam; Van Zyl, A.W.; Van Heerden, Willem Francois Petrus(South African Dental Association, 2020-05)
A 72-year-old male patient presented with a painful area
on the labial mucosa of the upper lip adjacent to
tooth 12. He complained of a non-healing “bruise” on
the inside of his lip that had been present for about
Snyman, I.; Robinson, Liam; Van Zyl, A.W.; Van Heerden, Willem Francois Petrus(South African Dental Association, 2020-10)
A 33-year-old female patient presented at a private specialist
practice (Periodontics and Oral Medicine) with a
main complaint of sore and bleeding gums, fever, headaches
and sinus pain. The gingiva became irritated, ...
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 ...
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
Dhanraj, Priyanka; Van Heerden, M.B. (Marlene); Pepper, Michael Sean; Ambele, Melvin Anyasi(MDPI, 2021-07)
Despite obesity being a major health concern, information on the early clinical changes that
occur in plasma and tissues during obesity development and the influence of sexual dimorphism
is lacking. This study investigated ...
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, ...
Nel, Chane; Yakoob, Zarah; Schouwstra, Ciska-Mari; Van Heerden, Willem Francois Petrus(British Institute of Radiology, 2021-01)
Familial cases of benign fibro-osseous lesions of the jaws are rare and have been described under numerous terms including familial gigantiform cementoma, multiple cemento-ossifying fibromas, sclerotic cemental masses and ...
Clinical research in high-income countries is increasingly demonstrating the coste
ectiveness of clinical pharmacogenetic (PGx) testing in reducing the incidence of adverse drug
reactions and improving overall patient ...
Robinson, Liam; Van Heerden, M.B. (Marlene); Ker-Fox, Jason G.; Hunter, K.D. (Keith); Van Heerden, Willem Francois Petrus(Springer, 2021-06)
Mucoepidermoid carcinoma (MEC) is the most common malignant salivary gland tumour in both adults and children. Histological grading of MEC is subjective, but plays an important role in predicting patient prognosis. Epithelial ...
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 ...
Since initially described, the terms “pyogenic granuloma” (PG) and “lobular capillary hemangioma” (LCH) have undergone a significant change in meaning, which leads to a confusion in the literature. In this study, we attempted ...