Victor R Lopes

Learn More
Although it is now well established that a significant proportion of oropharyngeal squamous cell carcinomas (SCC) harbour oncogenic human papillomavirus (HPV) sequences, the frequency with which these sequences are detected in oral SCC (excluding oropharyngeal subsites) is highly variable. In an attempt to establish the true prevalence of HPV-16 and HPV-18(More)
A close case study series of alendronate-associated osteonecrosis of the jaws (AONJ) is presented. A consistency of case definition with a minimal reporting requirement was attempted as recommended by the task force of the American Society for Bone and Mineral Research. A hierarchy of evidence focussing on 7 categories of interest was included for each(More)
Bisphosphonate-related osteonecrosis of the jaw (BRONJ) is a well-recognised condition that continues to be a therapeutic challenge. It can have devastating effects on patients’ quality of life. The literature recommends a myriad of management strategies. This case series demonstrates a combination of resection procedures, local reconstruction options and(More)
Evidence implicates Epstein-Barr virus (EBV) in the pathogenesis of tumours arising in lymphoid or epithelial tissue. EBV may adopt different forms of latent infection in different tumour types, reflecting the complex interplay between virus and host-cell environment. Immune response is another important factor influencing EBV gene expression, and viral(More)
We aimed to establish the incidence of alendronate-related osteonecrosis of the jaw (ONJ) in the southeast of Scotland, and to assess the effect of corticosteroids on it. We studied a prospective case series of patients between June 2004 and March 2012 separated into steroid and non-steroid groups. There were 34 cases of alendronate-related ONJ and 78732(More)
Head and neck squamous cell carcinoma (HNSCC) is generalized term that encompasses a diverse group of cancers that includes tumours of the oral cavity (OSCC), oropharynx (OPSCC) and nasopharynx (NPC). Genetic alterations that are common to all HNSCC types are likely to be important for squamous carcinogenesis. In this study, we have investigated the role of(More)
Oral squamous cell carcinoma (OSCC) is a lethal disease with a 5-year mortality rate of around 50%. Molecular targeted therapies are not in routine use and novel therapeutic targets are required. Our previous microarray data indicated sphingosine 1-phosphate (S1P) metabolism and signalling was deregulated in OSCC. In this study, we have investigated the(More)
Necrotising sialometaplasia is a benign self-limiting inflammatory process which occurs in the salivary gland tissue. The condition is a diagnostic challenge mimicking malignancy both clinically and histopathologically. Commonly, it presents in the hard palate. Here, we report an unusual case in a 56-year-old man which presented in the floor of the mouth.
STATEMENT OF PROBLEM Edentulism in combination with chronic alveolar ridge resorption can lead to a debilitating oral state which conventional complete dentures cannot alleviate. The provision of anterior mandibular implants positively contributes to both function and an improved quality of life for these patients. However, individuals who could most(More)
Cancer reflects the progressive accumulation of genetic alterations and subsequent genetic instability of cells. Cytogenetic studies have demonstrated the importance of aneuploidy in differentiated thyroid cancer development. The pituitary tumour transforming gene (PTTG), also known as securin, is a mitotic checkpoint protein which inhibits sister chromatid(More)